diff --git a/libraries/react-shared-libraries/src/sentry/initialize.sentry.next.basic.ts b/libraries/react-shared-libraries/src/sentry/initialize.sentry.next.basic.ts
index 8f5675d0..bf6fa66e 100644
--- a/libraries/react-shared-libraries/src/sentry/initialize.sentry.next.basic.ts
+++ b/libraries/react-shared-libraries/src/sentry/initialize.sentry.next.basic.ts
@@ -26,6 +26,26 @@ export const initializeSentryBasic = (environment: string, dsn: string, extensio
       ...extension,
       debug: environment === 'development',
       tracesSampleRate: environment === 'development' ? 1.0 : 0.3,
+
+      // Filtert Events und zeigt das User-Feedback-Modal an
+      beforeSend(event, hint) {
+        if (event.exception && event.exception.values) {
+          for (const exception of event.exception.values) {
+            // Filtert "Failed to fetch" Fehler heraus
+            if (exception.value && /Failed to fetch/.test(exception.value)) {
+              return null; // Verwirft den Event
+            }
+          }
+        }
+        
+        // Wenn der Event eine Ausnahme ist und nicht gefiltert wurde, 
+        // wird das User-Feedback-Modal angezeigt
+        if (event.exception && event.event_id) {
+          Sentry.showReportDialog({ eventId: event.event_id });
+        }
+        
+        return event; // Sendet den Event an Sentry
+      },
     });
   } catch (err) {}
 };