dashboard gereparerd

routes/channels.php

@@ -8,5 +8,5 @@ Broadcast::channel('App.Models.User.{id}', function ($user, $id) {
 });
 
 Broadcast::channel('chats.{chat}', function ($user, Chat $chat) {
-    return $user->can('view', $chat->chatable);
+    return $user?->can('view', $chat);
 });