diff --git a/backend/app/database/myp.db b/backend/app/database/myp.db
index 4b78cad4..b891c9f4 100644
Binary files a/backend/app/database/myp.db and b/backend/app/database/myp.db differ
diff --git a/backend/app/templates/admin_guest_requests_overview.html b/backend/app/templates/admin_guest_requests_overview.html
index c7e7f102..35fc7cdd 100644
--- a/backend/app/templates/admin_guest_requests_overview.html
+++ b/backend/app/templates/admin_guest_requests_overview.html
@@ -558,6 +558,12 @@ let currentPage = 0;
 let pageSize = 20;
 let totalRequests = 0;
 let currentRequestId = null;
+let allPrinters = [];
+
+// Prüfung der Admin-Berechtigung - zeige Inline-Aktionen nur für Admins
+const userIsAdmin = {{ current_user.is_admin|tojson if current_user.is_authenticated else 'false' }};
+const userCanApprove = {{ (current_user.permissions and current_user.permissions.can_approve_jobs)|tojson if current_user.is_authenticated and current_user.permissions else 'false' }};
+const showInlineActions = userIsAdmin || userCanApprove;
 
 // Initialisierung
 document.addEventListener('DOMContentLoaded', function() {
@@ -641,29 +647,24 @@ async function loadGuestRequests() {
         
         const params = new URLSearchParams({
             page: currentPage,
-            page_size: pageSize
+            page_size: pageSize,
+            status: status !== 'all' ? status : '',
+            sort: sort,
+            search: search
         });
         
-        if (status !== 'all') params.append('status', status);
-        if (urgent !== 'all') params.append('urgent', urgent);
-        if (sort) params.append('sort', sort);
-        if (search) params.append('search', search);
+        if (urgent !== 'all') {
+            params.append('urgent', urgent === 'urgent');
+        }
         
         const response = await fetch(`/api/admin/guest-requests?${params}`);
         
-        // Enhanced error handling for JSON parsing
-        let data;
-        try {
-            const text = await response.text();
-            if (!text.trim()) {
-                throw new Error('Leere Antwort vom Server');
-            }
-            data = JSON.parse(text);
-        } catch (parseError) {
-            console.error('JSON Parse Error:', parseError, 'Response text:', text);
-            throw new Error(`JSON-Parsing-Fehler beim Laden der Anträge: ${parseError.message}`);
+        if (!response.ok) {
+            throw new Error(`HTTP ${response.status}: ${response.statusText}`);
         }
         
+        const data = await response.json();
+        
         if (data.success) {
             currentRequests = data.requests;
             totalRequests = data.total;
@@ -671,11 +672,15 @@ async function loadGuestRequests() {
             renderRequestsTable(data.requests);
             updatePagination();
         } else {
-            showNotification('Fehler beim Laden der Anträge: ' + (data.message || 'Unbekannter Fehler'), 'error');
+            throw new Error(data.message || 'Unbekannter Fehler beim Laden der Daten');
         }
     } catch (error) {
-        console.error('Fehler beim Laden der Anträge:', error);
-        showNotification('Fehler beim Laden der Anträge: ' + error.message, 'error');
+        console.error('Fehler beim Laden der Gastanträge:', error);
+        showNotification(`Fehler beim Laden der Gastanträge: ${error.message}`, 'error');
+        
+        // Zeige leere Tabelle bei Fehler
+        renderRequestsTable([]);
+        updateStatistics({});
     } finally {
         showLoading(false);
     }
@@ -687,6 +692,8 @@ async function loadAvailablePrinters() {
         const data = await response.json();
         
         if (data.success) {
+            allPrinters = data.printers;
+            
             const select = document.getElementById('assignedPrinter');
             select.innerHTML = '<option value="">Kein Drucker zugewiesen</option>';
             
@@ -772,12 +779,13 @@ function createRequestRow(request) {
                 <i class="fas fa-clock mr-1"></i>${request.duration_minutes || 0} Min, 
                 <i class="fas fa-copy ml-2 mr-1"></i>${request.copies || 1} Kopien
             </div>
+            ${request.reason ? `<div class="text-xs text-gray-400 mt-1">${escapeHtml(request.reason.substring(0, 100))}${request.reason.length > 100 ? '...' : ''}</div>` : ''}
         </td>
         <td class="px-6 py-4">
             <span class="status-badge status-${request.status}">
                 ${getStatusIcon(request.status)} ${getStatusText(request.status)}
             </span>
-            ${request.status === 'pending' ? `
+            ${request.status === 'pending' && showInlineActions ? `
                 <div id="inline-actions-${request.id}" class="mt-2 space-y-2">
                     <div class="flex space-x-2">
                         <button onclick="showInlineApproval(${request.id})" 
@@ -791,8 +799,10 @@ function createRequestRow(request) {
                     </div>
                     
                     <!-- Inline Approval Form -->
-                    <div id="approval-form-${request.id}" class="hidden bg-green-50 border border-green-200 rounded p-3">
-                        <h5 class="text-sm font-medium text-green-800 mb-2">Antrag genehmigen</h5>
+                    <div id="approval-form-${request.id}" class="hidden inline-approval-form form-section">
+                        <h5 class="text-sm font-medium text-green-800 mb-2">
+                            <i class="fas fa-check-circle mr-1"></i>Antrag genehmigen
+                        </h5>
                         <textarea id="approval-notes-${request.id}" rows="2" 
                                   class="w-full text-xs border border-green-300 rounded px-2 py-1 focus:outline-none focus:ring-1 focus:ring-green-400"
                                   placeholder="Optionale Genehmigungsnotizen..."></textarea>
@@ -800,31 +810,33 @@ function createRequestRow(request) {
                                 class="w-full mt-1 text-xs border border-green-300 rounded px-2 py-1 focus:outline-none focus:ring-1 focus:ring-green-400">
                             <option value="">Drucker auswählen (optional)</option>
                         </select>
-                        <div class="flex justify-end space-x-2 mt-2">
+                        <div class="form-actions">
                             <button onclick="hideInlineApproval(${request.id})" 
-                                    class="px-2 py-1 text-xs border border-gray-300 rounded text-gray-600 hover:bg-gray-50">
-                                Abbrechen
+                                    class="btn-cancel inline-action-btn">
+                                <i class="fas fa-times mr-1"></i>Abbrechen
                             </button>
                             <button onclick="submitInlineApproval(${request.id})" 
-                                    class="px-2 py-1 text-xs bg-green-600 text-white rounded hover:bg-green-700">
+                                    class="btn-submit inline-action-btn inline-approve-btn">
                                 <i class="fas fa-check mr-1"></i>Genehmigen
                             </button>
                         </div>
                     </div>
                     
                     <!-- Inline Rejection Form -->
-                    <div id="rejection-form-${request.id}" class="hidden bg-red-50 border border-red-200 rounded p-3">
-                        <h5 class="text-sm font-medium text-red-800 mb-2">Antrag ablehnen</h5>
+                    <div id="rejection-form-${request.id}" class="hidden inline-rejection-form form-section">
+                        <h5 class="text-sm font-medium text-red-800 mb-2">
+                            <i class="fas fa-times-circle mr-1"></i>Antrag ablehnen
+                        </h5>
                         <textarea id="rejection-reason-${request.id}" rows="2" required
                                   class="w-full text-xs border border-red-300 rounded px-2 py-1 focus:outline-none focus:ring-1 focus:ring-red-400"
                                   placeholder="Ablehnungsgrund (erforderlich)..."></textarea>
-                        <div class="flex justify-end space-x-2 mt-2">
+                        <div class="form-actions">
                             <button onclick="hideInlineRejection(${request.id})" 
-                                    class="px-2 py-1 text-xs border border-gray-300 rounded text-gray-600 hover:bg-gray-50">
-                                Abbrechen
+                                    class="btn-cancel inline-action-btn">
+                                <i class="fas fa-times mr-1"></i>Abbrechen
                             </button>
                             <button onclick="submitInlineRejection(${request.id})" 
-                                    class="px-2 py-1 text-xs bg-red-600 text-white rounded hover:bg-red-700">
+                                    class="btn-submit inline-action-btn inline-reject-btn">
                                 <i class="fas fa-times mr-1"></i>Ablehnen
                             </button>
                         </div>
@@ -842,7 +854,7 @@ function createRequestRow(request) {
                         class="action-button btn-view" title="Details anzeigen">
                     <i class="fas fa-eye"></i> Details
                 </button>
-                ${request.status !== 'pending' ? `
+                ${request.status !== 'pending' && showInlineActions ? `
                     <button onclick="deleteRequest(${request.id})" 
                             class="action-button bg-gray-500 text-white hover:bg-gray-600" title="Löschen">
                         <i class="fas fa-trash"></i>
@@ -1262,6 +1274,13 @@ async function submitInlineApproval(requestId) {
     }
     
     try {
+        // Loading-Zustand anzeigen
+        const submitBtn = document.querySelector(`#approval-form-${requestId} .inline-approve-btn`);
+        const originalText = submitBtn.innerHTML;
+        submitBtn.innerHTML = '<i class="fas fa-spinner fa-spin mr-1"></i>Wird bearbeitet...';
+        submitBtn.disabled = true;
+        
+        // KORRIGIERTE API-URL
         const response = await fetch(`/api/guest-requests/${requestId}/approve`, {
             method: 'POST',
             headers: {
@@ -1271,29 +1290,29 @@ async function submitInlineApproval(requestId) {
             body: JSON.stringify(requestBody)
         });
         
-        // Enhanced error handling for JSON parsing
-        let data;
-        try {
-            const text = await response.text();
-            if (!text.trim()) {
-                throw new Error('Leere Antwort vom Server');
-            }
-            data = JSON.parse(text);
-        } catch (parseError) {
-            console.error('JSON Parse Error:', parseError, 'Response text:', await response.text());
-            throw new Error(`JSON-Parsing-Fehler: ${parseError.message}`);
+        if (!response.ok) {
+            throw new Error(`HTTP ${response.status}: ${response.statusText}`);
         }
         
+        const data = await response.json();
+        
         if (data.success) {
             showNotification(`Antrag erfolgreich genehmigt! OTP-Code: ${data.otp_code}`, 'success');
             hideInlineApproval(requestId);
             loadGuestRequests(); // Reload table
         } else {
-            showNotification(`Fehler beim Genehmigen: ${data.message || 'Unbekannter Fehler'}`, 'error');
+            throw new Error(data.message || 'Unbekannter Fehler beim Genehmigen');
         }
     } catch (error) {
         console.error('Fehler beim Genehmigen:', error);
         showNotification(`Fehler beim Genehmigen: ${error.message}`, 'error');
+        
+        // Button-Zustand zurücksetzen
+        const submitBtn = document.querySelector(`#approval-form-${requestId} .inline-approve-btn`);
+        if (submitBtn) {
+            submitBtn.innerHTML = originalText;
+            submitBtn.disabled = false;
+        }
     }
 }
 
@@ -1306,6 +1325,13 @@ async function submitInlineRejection(requestId) {
     }
     
     try {
+        // Loading-Zustand anzeigen
+        const submitBtn = document.querySelector(`#rejection-form-${requestId} .inline-reject-btn`);
+        const originalText = submitBtn.innerHTML;
+        submitBtn.innerHTML = '<i class="fas fa-spinner fa-spin mr-1"></i>Wird bearbeitet...';
+        submitBtn.disabled = true;
+        
+        // KORRIGIERTE API-URL
         const response = await fetch(`/api/guest-requests/${requestId}/reject`, {
             method: 'POST',
             headers: {
@@ -1315,29 +1341,29 @@ async function submitInlineRejection(requestId) {
             body: JSON.stringify({ reason })
         });
         
-        // Enhanced error handling for JSON parsing
-        let data;
-        try {
-            const text = await response.text();
-            if (!text.trim()) {
-                throw new Error('Leere Antwort vom Server');
-            }
-            data = JSON.parse(text);
-        } catch (parseError) {
-            console.error('JSON Parse Error:', parseError, 'Response text:', await response.text());
-            throw new Error(`JSON-Parsing-Fehler: ${parseError.message}`);
+        if (!response.ok) {
+            throw new Error(`HTTP ${response.status}: ${response.statusText}`);
         }
         
+        const data = await response.json();
+        
         if (data.success) {
             showNotification('Antrag erfolgreich abgelehnt', 'success');
             hideInlineRejection(requestId);
             loadGuestRequests(); // Reload table
         } else {
-            showNotification(`Fehler beim Ablehnen: ${data.message || 'Unbekannter Fehler'}`, 'error');
+            throw new Error(data.message || 'Unbekannter Fehler beim Ablehnen');
         }
     } catch (error) {
         console.error('Fehler beim Ablehnen:', error);
         showNotification(`Fehler beim Ablehnen: ${error.message}`, 'error');
+        
+        // Button-Zustand zurücksetzen
+        const submitBtn = document.querySelector(`#rejection-form-${requestId} .inline-reject-btn`);
+        if (submitBtn) {
+            submitBtn.innerHTML = originalText;
+            submitBtn.disabled = false;
+        }
     }
 }