🎉 Improved cursor rules and expanded logging system across backend files. 🖥️📝

backend/app.py

@@ -10,7 +10,9 @@ import sys
 import logging
 import atexit
 import signal
-from datetime import datetime
+import pickle
+import hashlib
+from datetime import datetime, timedelta
 from flask import Flask, render_template, request, jsonify, redirect, url_for, session, abort
 from flask_login import LoginManager, current_user, logout_user, login_required
 from flask_wtf import CSRFProtect
@@ -19,6 +21,97 @@ from sqlalchemy import event
 from contextlib import contextmanager
 import threading
 
+# ===== SESSION-OPTIMIERUNG =====
+class SessionManager:
+    """Optimierter Session-Manager für große Session-Daten"""
+    
+    def __init__(self, app=None):
+        self.app = app
+        self.session_storage_path = None
+        
+    def init_app(self, app):
+        """Initialisiert den Session-Manager für die Flask-App"""
+        self.app = app
+        self.session_storage_path = os.path.join(
+            app.instance_path, 'sessions'
+        )
+        os.makedirs(self.session_storage_path, exist_ok=True)
+        
+    def store_large_session_data(self, key, data):
+        """Speichert große Session-Daten im Dateisystem"""
+        if not self.session_storage_path:
+            return False
+            
+        try:
+            session_id = session.get('session_id')
+            if not session_id:
+                session_id = hashlib.md5(
+                    f"{request.remote_addr}_{datetime.now().isoformat()}".encode()
+                ).hexdigest()
+                session['session_id'] = session_id
+            
+            file_path = os.path.join(
+                self.session_storage_path, 
+                f"{session_id}_{key}.pkl"
+            )
+            
+            with open(file_path, 'wb') as f:
+                pickle.dump(data, f)
+                
+            # Nur Referenz in Session speichern
+            session[f"{key}_ref"] = True
+            
+            return True
+        except Exception as e:
+            logging.error(f"Fehler beim Speichern der Session-Daten: {e}")
+            return False
+    
+    def load_large_session_data(self, key):
+        """Lädt große Session-Daten aus dem Dateisystem"""
+        if not self.session_storage_path:
+            return None
+            
+        try:
+            session_id = session.get('session_id')
+            if not session_id or not session.get(f"{key}_ref"):
+                return None
+                
+            file_path = os.path.join(
+                self.session_storage_path,
+                f"{session_id}_{key}.pkl"
+            )
+            
+            if not os.path.exists(file_path):
+                return None
+                
+            with open(file_path, 'rb') as f:
+                return pickle.load(f)
+                
+        except Exception as e:
+            logging.error(f"Fehler beim Laden der Session-Daten: {e}")
+            return None
+    
+    def cleanup_expired_sessions(self):
+        """Bereinigt abgelaufene Session-Dateien"""
+        if not self.session_storage_path:
+            return
+            
+        try:
+            current_time = datetime.now()
+            for filename in os.listdir(self.session_storage_path):
+                file_path = os.path.join(self.session_storage_path, filename)
+                file_time = datetime.fromtimestamp(os.path.getmtime(file_path))
+                
+                # Lösche Dateien älter als 24 Stunden
+                if current_time - file_time > timedelta(hours=24):
+                    os.remove(file_path)
+                    
+        except Exception as e:
+            logging.error(f"Fehler bei Session-Cleanup: {e}")
+
+# Globaler Session-Manager
+session_manager = SessionManager()
+
 # ===== PRODUCTION-KONFIGURATION =====
 class ProductionConfig:
     """Production-Konfiguration für Mercedes-Benz TBA Marienfelde Air-Gapped Environment
@@ -523,6 +616,9 @@ login_manager.init_app(app)
 login_manager.login_view = "auth.login"
 login_manager.login_message = "Bitte melden Sie sich an, um auf diese Seite zuzugreifen."
 
+# Session-Manager initialisieren
+session_manager.init_app(app)
+
 @login_manager.user_loader
 def load_user(user_id):
     """Lädt einen Benutzer für Flask-Login"""
@@ -595,22 +691,32 @@ def log_response_info(response):
 
 @app.before_request
 def check_session_activity():
-    """Prüft Session-Aktivität und meldet inaktive Benutzer ab"""
+    """Prüft Session-Aktivität und meldet inaktive Benutzer ab mit optimiertem Cookie-Management"""
     if current_user.is_authenticated:
         from utils.utilities_collection import SESSION_LIFETIME
-        last_activity = session.get('last_activity')
-        if last_activity:
+        now = datetime.now()
+        
+        # Reduzierte Session-Daten für Cookie-Größe
+        last_activity_str = session.get('last_activity')
+        if last_activity_str:
             try:
-                last_activity_time = datetime.fromisoformat(last_activity)
-                if (datetime.now() - last_activity_time).total_seconds() > SESSION_LIFETIME.total_seconds():
+                # Verarbeite sowohl alte ISO-Format als auch neue Zeit-Format
+                if 'T' in last_activity_str:  # ISO-Format
+                    last_activity_time = datetime.fromisoformat(last_activity_str)
+                else:  # Nur Zeit-Format
+                    today = now.date()
+                    time_part = datetime.strptime(last_activity_str, '%H:%M').time()
+                    last_activity_time = datetime.combine(today, time_part)
+                    
+                if (now - last_activity_time).total_seconds() > SESSION_LIFETIME.total_seconds():
                     app_logger.info(f"Session abgelaufen für Benutzer {current_user.id}")
                     logout_user()
                     return redirect(url_for('auth.login'))
-            except:
-                pass
+            except Exception as e:
+                app_logger.warning(f"Fehler beim Parsen der Session-Zeit: {e}")
         
-        # Aktivität aktualisieren
-        session['last_activity'] = datetime.now().isoformat()
+        # Optimierte Session-Aktivität aktualisieren - nur Zeit statt volles ISO-Format
+        session['last_activity'] = now.strftime('%H:%M')
         session.permanent = True
 
 # ===== HAUPTROUTEN =====

backend/blueprints/api.py

@@ -0,0 +1,139 @@
+"""
+API-Blueprint für das 3D-Druck-Management-System
+
+Dieses Modul enthält allgemeine API-Endpunkte und WebSocket-Fallback-Funktionalität.
+"""
+
+import logging
+from datetime import datetime
+from flask import Blueprint, jsonify, request, session
+from flask_login import login_required, current_user
+from models import get_db_session, User, Notification
+from utils.logging_config import get_logger
+
+# Blueprint erstellen
+api_blueprint = Blueprint('api', __name__, url_prefix='/api')
+
+# Logger initialisieren
+api_logger = get_logger("api")
+
+@api_blueprint.route('/ws-fallback', methods=['GET'])
+@login_required
+def ws_fallback():
+    """WebSocket-Fallback für Browser ohne WebSocket-Unterstützung"""
+    try:
+        # Einfache Polling-Antwort für Clients ohne WebSocket
+        return jsonify({
+            'success': True,
+            'timestamp': datetime.now().isoformat(),
+            'user_id': current_user.id,
+            'message': 'WebSocket-Fallback aktiv'
+        })
+    except Exception as e:
+        api_logger.error(f"Fehler im WebSocket-Fallback: {str(e)}")
+        return jsonify({'error': 'WebSocket-Fallback-Fehler'}), 500
+
+@api_blueprint.route('/notifications', methods=['GET'])
+@login_required
+def get_notifications():
+    """Abrufen der Benutzer-Benachrichtigungen"""
+    try:
+        db_session = get_db_session()
+        
+        # Benutzer-spezifische Benachrichtigungen
+        notifications = db_session.query(Notification).filter(
+            Notification.user_id == current_user.id,
+            Notification.is_read == False
+        ).order_by(Notification.created_at.desc()).limit(20).all()
+        
+        notification_list = []
+        for notification in notifications:
+            notification_list.append({
+                'id': notification.id,
+                'title': notification.title,
+                'message': notification.message,
+                'type': notification.type,
+                'created_at': notification.created_at.isoformat(),
+                'is_read': notification.is_read
+            })
+        
+        db_session.close()
+        
+        return jsonify({
+            'success': True,
+            'notifications': notification_list,
+            'count': len(notification_list)
+        })
+        
+    except Exception as e:
+        api_logger.error(f"Fehler beim Abrufen der Benachrichtigungen: {str(e)}")
+        return jsonify({'error': 'Fehler beim Laden der Benachrichtigungen'}), 500
+
+@api_blueprint.route('/notifications/<int:notification_id>/read', methods=['POST'])
+@login_required
+def mark_notification_read(notification_id):
+    """Markiert eine Benachrichtigung als gelesen"""
+    try:
+        db_session = get_db_session()
+        
+        notification = db_session.query(Notification).filter(
+            Notification.id == notification_id,
+            Notification.user_id == current_user.id
+        ).first()
+        
+        if not notification:
+            db_session.close()
+            return jsonify({'error': 'Benachrichtigung nicht gefunden'}), 404
+        
+        notification.is_read = True
+        notification.read_at = datetime.now()
+        db_session.commit()
+        db_session.close()
+        
+        api_logger.info(f"Benachrichtigung {notification_id} als gelesen markiert")
+        
+        return jsonify({
+            'success': True,
+            'message': 'Benachrichtigung als gelesen markiert'
+        })
+        
+    except Exception as e:
+        api_logger.error(f"Fehler beim Markieren der Benachrichtigung: {str(e)}")
+        return jsonify({'error': 'Fehler beim Markieren der Benachrichtigung'}), 500
+
+@api_blueprint.route('/system/status', methods=['GET'])
+@login_required
+def system_status():
+    """Gibt den System-Status zurück"""
+    try:
+        return jsonify({
+            'success': True,
+            'status': 'online',
+            'timestamp': datetime.now().isoformat(),
+            'user': {
+                'id': current_user.id,
+                'username': current_user.username,
+                'is_admin': current_user.is_admin
+            }
+        })
+    except Exception as e:
+        api_logger.error(f"Fehler beim Abrufen des System-Status: {str(e)}")
+        return jsonify({'error': 'System-Status nicht verfügbar'}), 500
+
+@api_blueprint.route('/heartbeat', methods=['POST'])
+@login_required  
+def heartbeat():
+    """Heartbeat-Endpunkt für Frontend-Verbindungsmonitoring"""
+    try:
+        # Session-Aktivität aktualisieren
+        session['last_heartbeat'] = datetime.now().strftime('%H:%M:%S')
+        session.permanent = True
+        
+        return jsonify({
+            'success': True,
+            'timestamp': datetime.now().isoformat(),
+            'user_id': current_user.id
+        })
+    except Exception as e:
+        api_logger.error(f"Fehler im Heartbeat: {str(e)}")
+        return jsonify({'error': 'Heartbeat-Fehler'}), 500 

backend/blueprints/auth.py

@@ -92,8 +92,12 @@ def login():
                 
                 if user and user.check_password(password):
                     # Update last login timestamp
-                    user.update_last_login()
-                    db_session.commit()
+                    try:
+                        user.last_login = datetime.now()
+                        db_session.commit()
+                    except Exception as update_error:
+                        auth_logger.warning(f"Fehler beim Update der Login-Zeit: {str(update_error)}")
+                        # Fortsetzung ohne fatalen Fehler
                     
                     login_user(user, remember=remember_me)
                     auth_logger.info(f"Benutzer {username} hat sich erfolgreich angemeldet")
@@ -170,8 +174,12 @@ def api_login():
         
         if user and user.check_password(password):
             # Update last login timestamp
-            user.update_last_login()
-            db_session.commit()
+            try:
+                user.last_login = datetime.now()
+                db_session.commit()
+            except Exception as update_error:
+                auth_logger.warning(f"Fehler beim Update der Login-Zeit: {str(update_error)}")
+                # Fortsetzung ohne fatalen Fehler
             
             login_user(user, remember=remember_me)
             auth_logger.info(f"API-Login erfolgreich für Benutzer {username}")

backend/logs/app/app.log

@@ -0,0 +1,691 @@
+2025-06-12 07:24:57 - [app] app - [WARNING] WARNING - DatabaseCleanupManager nicht verfügbar - Fallback auf Legacy-Cleanup
+2025-06-12 07:24:57 - [app] app - [INFO] INFO - Optimierte SQLite-Engine erstellt: backend/database/myp.db
+2025-06-12 07:24:59 - [app] app - [INFO] INFO - [CONFIG] Erkannte Umgebung: development
+2025-06-12 07:24:59 - [app] app - [INFO] INFO - [CONFIG] Production-Modus: False
+2025-06-12 07:24:59 - [app] app - [INFO] INFO - [CONFIG] Verwende Development-Konfiguration
+2025-06-12 07:24:59 - [app] app - [INFO] INFO - [DEVELOPMENT] Aktiviere Development-Konfiguration
+2025-06-12 07:24:59 - [app] app - [INFO] INFO - [DEVELOPMENT] ✅ MYP Development Environment Konfiguration aktiviert
+2025-06-12 07:24:59 - [app] app - [INFO] INFO - [DEVELOPMENT] ✅ Environment: Development/Testing
+2025-06-12 07:24:59 - [app] app - [INFO] INFO - [DEVELOPMENT] ✅ Debug Mode: True
+2025-06-12 07:24:59 - [app] app - [INFO] INFO - [DEVELOPMENT] ✅ SQL Echo: True
+2025-06-12 07:25:02 - [app] app - [INFO] INFO - SQLite für Raspberry Pi optimiert (reduzierte Cache-Größe, SD-Karten I/O)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [INFO] INFO - Locating template 'login.html':
+    1: trying loader of application 'app'
+       class: jinja2.loaders.FileSystemLoader
+       encoding: 'utf-8'
+       followlinks: False
+       searchpath:
+         - C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend\templates
+       -> found ('C:\\Users\\TTOMCZA.EMEA\\Dev\\Projektarbeit-MYP\\backend\\templates\\login.html')
+2025-06-12 07:25:02 - [app] app - [INFO] INFO - Locating template 'base.html':
+    1: trying loader of application 'app'
+       class: jinja2.loaders.FileSystemLoader
+       encoding: 'utf-8'
+       followlinks: False
+       searchpath:
+         - C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend\templates
+       -> found ('C:\\Users\\TTOMCZA.EMEA\\Dev\\Projektarbeit-MYP\\backend\\templates\\base.html')
+2025-06-12 07:25:02 - [app] app - [DEBUG] DEBUG - Response: 200
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.DatabaseError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/4xp6)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: <sqlite3.Connection object at 0x00000177EFA626B0> returned NULL without setting an exception
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:02 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/static/icons/icon-192.png
+2025-06-12 07:25:02 - [app] app - [INFO] INFO - Locating template 'errors/404.html':
+    1: trying loader of application 'app'
+       class: jinja2.loaders.FileSystemLoader
+       encoding: 'utf-8'
+       followlinks: False
+       searchpath:
+         - C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend\templates
+       -> found ('C:\\Users\\TTOMCZA.EMEA\\Dev\\Projektarbeit-MYP\\backend\\templates\\errors\\404.html')
+2025-06-12 07:25:06 - [app] app - [DEBUG] DEBUG - Request: POST /auth/login
+2025-06-12 07:25:06 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:06 - [app] app - [DEBUG] DEBUG - Response: 500
+2025-06-12 07:25:12 - [app] app - [DEBUG] DEBUG - Request: POST /auth/login
+2025-06-12 07:25:12 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:12 - [app] app - [DEBUG] DEBUG - Response: 500
+2025-06-12 07:25:14 - [app] app - [DEBUG] DEBUG - Request: GET /auth/login
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [DEBUG] DEBUG - Response: 200
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.DatabaseError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/4xp6)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: <sqlite3.Connection object at 0x00000177EFA626B0> returned NULL without setting an exception
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: <sqlite3.Connection object at 0x00000177EFA626B0> returned NULL without setting an exception
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.DatabaseError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/4xp6)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.DatabaseError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/4xp6)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: <sqlite3.Connection object at 0x00000177EFA626B0> returned NULL without setting an exception
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:14 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/static/icons/icon-192.png
+2025-06-12 07:25:16 - [app] app - [DEBUG] DEBUG - Request: POST /auth/login
+2025-06-12 07:25:16 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:16 - [app] app - [DEBUG] DEBUG - Response: 500
+2025-06-12 07:25:24 - [app] app - [DEBUG] DEBUG - Request: GET /request
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [INFO] INFO - Locating template 'guest_request.html':
+    1: trying loader of application 'app'
+       class: jinja2.loaders.FileSystemLoader
+       encoding: 'utf-8'
+       followlinks: False
+       searchpath:
+         - C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend\templates
+       -> found ('C:\\Users\\TTOMCZA.EMEA\\Dev\\Projektarbeit-MYP\\backend\\templates\\guest_request.html')
+2025-06-12 07:25:24 - [app] app - [DEBUG] DEBUG - Response: 200
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: <sqlite3.Connection object at 0x00000177EFA626B0> returned NULL without setting an exception
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:24 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/static/icons/icon-192.png
+2025-06-12 07:25:28 - [app] app - [DEBUG] DEBUG - Request: POST /request
+2025-06-12 07:25:28 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:28 - [app] app - [INFO] INFO - OTP generiert für Guest Request 3
+2025-06-12 07:25:28 - [app] app - [ERROR] ERROR - Datenbank-Transaktion fehlgeschlagen: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users JOIN user_permissions ON users.id = user_permissions.user_id 
+WHERE user_permissions.can_approve_jobs = 1]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:28 - [app] app - [DEBUG] DEBUG - Response: 200
+2025-06-12 07:25:33 - [app] app - [DEBUG] DEBUG - Request: GET /requests/overview
+2025-06-12 07:25:33 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [INFO] INFO - Locating template 'guest_requests_overview.html':
+    1: trying loader of application 'app'
+       class: jinja2.loaders.FileSystemLoader
+       encoding: 'utf-8'
+       followlinks: False
+       searchpath:
+         - C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP\backend\templates
+       -> found ('C:\\Users\\TTOMCZA.EMEA\\Dev\\Projektarbeit-MYP\\backend\\templates\\guest_requests_overview.html')
+2025-06-12 07:25:34 - [app] app - [DEBUG] DEBUG - Response: 200
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: <sqlite3.Connection object at 0x00000177EFA626B0> returned NULL without setting an exception
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:34 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/static/icons/icon-192.png
+2025-06-12 07:25:36 - [app] app - [DEBUG] DEBUG - Request: GET /api/ws-fallback
+2025-06-12 07:25:36 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:36 - [app] app - [INFO] INFO - Not Found (404): http://127.0.0.1:5000/api/ws-fallback
+2025-06-12 07:25:36 - [app] app - [DEBUG] DEBUG - Response: 404
+2025-06-12 07:25:36 - [app] app - [DEBUG] DEBUG - Request: GET /api/notifications
+2025-06-12 07:25:36 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:36 - [app] app - [DEBUG] DEBUG - Response: 302
+2025-06-12 07:25:36 - [app] app - [DEBUG] DEBUG - Request: GET /auth/login
+2025-06-12 07:25:36 - [app] app - [ERROR] ERROR - Fehler beim Laden des Benutzers 1: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.id = ?
+ LIMIT ? OFFSET ?]
+[parameters: (1, 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:36 - [app] app - [DEBUG] DEBUG - Response: 200

backend/logs/auth/auth.log

@@ -0,0 +1,24 @@
+2025-06-12 07:25:06 - [auth] auth - [WARNING] WARNING - JSON-Parsing fehlgeschlagen: 400 Bad Request: Failed to decode JSON object: Expecting value: line 1 column 1 (char 0)
+2025-06-12 07:25:06 - [auth] auth - [ERROR] ERROR - Fehler bei der Anmeldung: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.username = ? OR users.email = ?
+ LIMIT ? OFFSET ?]
+[parameters: ('admin@mercedes-benz.com', 'admin@mercedes-benz.com', 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:12 - [auth] auth - [WARNING] WARNING - JSON-Parsing fehlgeschlagen: 400 Bad Request: Failed to decode JSON object: Expecting value: line 1 column 1 (char 0)
+2025-06-12 07:25:12 - [auth] auth - [ERROR] ERROR - Fehler bei der Anmeldung: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.username = ? OR users.email = ?
+ LIMIT ? OFFSET ?]
+[parameters: ('admin@mercedes-benz.com', 'admin@mercedes-benz.com', 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)
+2025-06-12 07:25:16 - [auth] auth - [WARNING] WARNING - JSON-Parsing fehlgeschlagen: 400 Bad Request: Failed to decode JSON object: Expecting value: line 1 column 1 (char 0)
+2025-06-12 07:25:16 - [auth] auth - [ERROR] ERROR - Fehler bei der Anmeldung: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users 
+WHERE users.username = ? OR users.email = ?
+ LIMIT ? OFFSET ?]
+[parameters: ('admin@mercedes-benz.com', 'admin@mercedes-benz.com', 1, 0)]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)

backend/logs/core_system/core_system.log

@@ -0,0 +1,2 @@
+2025-06-12 07:24:57 - [core_system] core_system - [INFO] INFO - ✅ Core System Management Module erfolgreich initialisiert
+2025-06-12 07:24:57 - [core_system] core_system - [INFO] INFO - 📊 Massive Konsolidierung: 6 Dateien → 1 Datei (88% Reduktion)

backend/logs/data_management/data_management.log

@@ -0,0 +1,2 @@
+2025-06-12 07:24:58 - [data_management] data_management - [INFO] INFO - ✅ Data Management Module initialisiert
+2025-06-12 07:24:58 - [data_management] data_management - [INFO] INFO - 📊 Massive Konsolidierung: 3 Dateien → 1 Datei (67% Reduktion)

backend/logs/guest/guest.log

@@ -0,0 +1,5 @@
+2025-06-12 07:25:28 - [guest] guest - [ERROR] ERROR - Fehler beim Erstellen der Gastanfrage: (sqlite3.OperationalError) no such column: users.theme_preference
+[SQL: SELECT users.id AS users_id, users.email AS users_email, users.username AS users_username, users.password_hash AS users_password_hash, users.name AS users_name, users.role AS users_role, users.active AS users_active, users.created_at AS users_created_at, users.last_login AS users_last_login, users.updated_at AS users_updated_at, users.settings AS users_settings, users.last_activity AS users_last_activity, users.department AS users_department, users.position AS users_position, users.phone AS users_phone, users.bio AS users_bio, users.theme_preference AS users_theme_preference, users.language_preference AS users_language_preference, users.email_notifications AS users_email_notifications, users.browser_notifications AS users_browser_notifications, users.dashboard_layout AS users_dashboard_layout, users.compact_mode AS users_compact_mode, users.show_completed_jobs AS users_show_completed_jobs, users.auto_refresh_interval AS users_auto_refresh_interval, users.auto_logout_timeout AS users_auto_logout_timeout 
+FROM users JOIN user_permissions ON users.id = user_permissions.user_id 
+WHERE user_permissions.can_approve_jobs = 1]
+(Background on this error at: https://sqlalche.me/e/20/e3q8)

backend/logs/hardware_integration/hardware_integration.log

@@ -0,0 +1,4 @@
+2025-06-12 07:24:58 - [hardware_integration] hardware_integration - [INFO] INFO - ✅ PyP100 (TP-Link Tapo) verfügbar
+2025-06-12 07:24:58 - [hardware_integration] hardware_integration - [INFO] INFO - ✅ Printer Monitor initialisiert
+2025-06-12 07:24:58 - [hardware_integration] hardware_integration - [INFO] INFO - ✅ Hardware Integration Module initialisiert
+2025-06-12 07:24:58 - [hardware_integration] hardware_integration - [INFO] INFO - 📊 Massive Konsolidierung: 2 Dateien → 1 Datei (50% Reduktion)

backend/logs/job_queue_system/job_queue_system.log

@@ -0,0 +1,3 @@
+2025-06-12 07:24:58 - [job_queue_system] job_queue_system - [INFO] INFO - ✅ Job & Queue System Module initialisiert
+2025-06-12 07:24:58 - [job_queue_system] job_queue_system - [INFO] INFO - 📊 MASSIVE Konsolidierung: 4 Dateien → 1 Datei (75% Reduktion)
+2025-06-12 07:25:38 - [job_queue_system] job_queue_system - [INFO] INFO - Queue Manager gestoppt (Legacy-Kompatibilität)

backend/logs/monitoring_analytics/monitoring_analytics.log

@@ -0,0 +1,2 @@
+2025-06-12 07:24:59 - [monitoring_analytics] monitoring_analytics - [INFO] INFO - ✅ Monitoring & Analytics Module initialisiert
+2025-06-12 07:24:59 - [monitoring_analytics] monitoring_analytics - [INFO] INFO - 📊 MASSIVE Konsolidierung: 3 Dateien → 1 Datei (67% Reduktion)

backend/logs/scheduler/scheduler.log

@@ -0,0 +1 @@
+2025-06-12 07:24:58 - [scheduler] scheduler - [INFO] INFO - Task check_jobs registriert: Intervall 30s, Enabled: True

backend/logs/security_suite/security_suite.log

@@ -0,0 +1,3 @@
+2025-06-12 07:24:58 - [security_suite] security_suite - [INFO] INFO - ✅ Security Suite Module initialisiert
+2025-06-12 07:24:58 - [security_suite] security_suite - [INFO] INFO - 📊 Massive Konsolidierung: 3 Dateien → 1 Datei (67% Reduktion)
+2025-06-12 07:24:59 - [security_suite] security_suite - [INFO] INFO - 🔒 Security Suite initialisiert

backend/logs/startup/startup.log

@@ -0,0 +1,9 @@
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - ==================================================
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - [START] MYP Platform Backend wird gestartet...
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - 🐍 Python Version: 3.13.3 (tags/v3.13.3:6280bb5, Apr  8 2025, 14:47:33) [MSC v.1943 64 bit (AMD64)]
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - 💻 Betriebssystem: nt (win32)
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - 📁 Arbeitsverzeichnis: C:\Users\TTOMCZA.EMEA\Dev\Projektarbeit-MYP
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - ⏰ Startzeit: 2025-06-12T07:24:59.622331
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - 🪟 Windows-Modus: Aktiviert
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - 🔒 Windows-sichere Log-Rotation: Aktiviert
+2025-06-12 07:24:59 - [startup] startup - [INFO] INFO - ==================================================

backend/logs/tapo_controller/tapo_controller.log

@@ -0,0 +1 @@
+2025-06-12 07:24:58 - [tapo_controller] tapo_controller - [INFO] INFO - ✅ tapo controller initialisiert

backend/logs/utilities_collection/utilities_collection.log

@@ -0,0 +1,2 @@
+2025-06-12 07:24:57 - [utilities_collection] utilities_collection - [INFO] INFO - ✅ Utilities Collection initialisiert
+2025-06-12 07:24:57 - [utilities_collection] utilities_collection - [INFO] INFO - 🚨 ALLERLETZTE MEGA-Konsolidierung: 12+ Dateien → 1 Datei (90%+ Reduktion)

backend/logs/windows_fixes/windows_fixes.log

@@ -0,0 +1,2 @@
+2025-06-12 07:24:57 - [windows_fixes] windows_fixes - [INFO] INFO - 🔧 Wende Windows-spezifische Fixes an...
+2025-06-12 07:24:57 - [windows_fixes] windows_fixes - [INFO] INFO - ✅ Alle Windows-Fixes erfolgreich angewendet