diff --git a/aitrainer_backoffice/controlling/automation/fcm.py b/aitrainer_backoffice/controlling/automation/fcm.py
index 0630d5e..f6f72d1 100644
--- a/aitrainer_backoffice/controlling/automation/fcm.py
+++ b/aitrainer_backoffice/controlling/automation/fcm.py
@@ -55,7 +55,7 @@ class FCM:
             #notification_image_url = image_url
             #if image_url == None:
             notification_image_url = self.logo_url
-            registration_token = 'cOqNt8rzo074gbIkBSpCgW:APA91bEBuNi3iVzGKb4JhxqN2j80MoJbNptLHk2qsdeKBQz5grpHtrPPXvDqn5BJVVSaj1nwGPwgN7pi6FIApog_TTP3g1yobgmgpPN6udrYgzILlVPMvdGGFDSDh6gKlczhlTL9NEp0'
+            #registration_token = 'cOqNt8rzo074gbIkBSpCgW:APA91bEBuNi3iVzGKb4JhxqN2j80MoJbNptLHk2qsdeKBQz5grpHtrPPXvDqn5BJVVSaj1nwGPwgN7pi6FIApog_TTP3g1yobgmgpPN6udrYgzILlVPMvdGGFDSDh6gKlczhlTL9NEp0'
 
             print(f'image: {notification_image_url}' )    
 
@@ -95,3 +95,5 @@ class FCM:
 
         return rc    
 
+    def get_message():
+        pass
diff --git a/aitrainer_backoffice/controlling/automation/notification.py b/aitrainer_backoffice/controlling/automation/notification.py
index a6759f6..d9f5cfd 100644
--- a/aitrainer_backoffice/controlling/automation/notification.py
+++ b/aitrainer_backoffice/controlling/automation/notification.py
@@ -22,17 +22,18 @@ class Notification:
                     if hook_sql == None:
                         customers = getattr(hook, hook_function)()
                     else:
+                        print(f'execute {hook_function} with sql {hook_sql}')
                         customers = getattr(hook, hook_function)(hook_sql)
 
                     for customer in customers:                        
-                        if customer.firebase_reg_token != None:                            
+                        if customer.firebase_reg_token != None and customer.customer_id != None:                            
                             print(f'-- Notify Customer {customer.customer_id}')
                             rc= self.fcm.send_to_token(notification.message_title, notification.message_body, notification.image_url, customer.firebase_reg_token)
                             self.insert_history(notification=notification, customer=customer, rc=rc)
                             
                             
                 except Exception as ex: 
-                    print(f'Notification Hook {notification.schedule_hook} has no callback function: {ex}')
+                    print(f'Error in execution of the notification {notification.internal_name}: {ex}')
 
     def insert_history(self, notification, customer, rc):
         history = NotificationHistory()