diff --git a/admin/src/app/features/calendar/components/calendar-view/single-event-dashboard-event-activation/single-event-dashboard-event-activation.component.ts b/admin/src/app/features/calendar/components/calendar-view/single-event-dashboard-event-activation/single-event-dashboard-event-activation.component.ts
index e4238f7..9508434 100644
--- a/admin/src/app/features/calendar/components/calendar-view/single-event-dashboard-event-activation/single-event-dashboard-event-activation.component.ts
+++ b/admin/src/app/features/calendar/components/calendar-view/single-event-dashboard-event-activation/single-event-dashboard-event-activation.component.ts
@@ -38,7 +38,7 @@ export class SingleEventDashboardEventActivation {
     const eventId = this.event()?.id!;
     const startTime = this.event()?.startTime!;
     let payload: CreateExceptionDto | undefined = undefined;
-    const eventException = event?.exceptions ? event.exceptions[0] : undefined;
+    const eventException = event?.exceptions?.length ? event.exceptions[0] : undefined;
     if (eventException) {
       payload = {
         ...eventException,