diff --git a/be/app/Models/MasterTask.php b/be/app/Models/MasterTask.php
index 9102eb9..8521b29 100644
--- a/be/app/Models/MasterTask.php
+++ b/be/app/Models/MasterTask.php
@@ -37,11 +37,14 @@ class MasterTask extends Model
     {
         $users = $this->subtasks->pluck('user')->unique();
 
+        //remove null values - priprady, kedy bol user zmazany
+        $users = $users->filter();
+
         // ak nie je uvedeny ziaden team, tak sa vratia vsetci useri
         if (!$this->team){
             return $users;
         }
-dd($users);
+
         return $users->filter(function ($user) {
             return !in_array($this->team->id, isset($user->teams) ? $user->teams->pluck('id')->unique()->toArray() : []);
         });