Warning: Undefined variable $data in /home/grouugah/learning.group-awd.org/storage/framework/views/17ed13582a58784e499b73641c100a0305c833c5.php on line 7

Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, null given in /home/grouugah/learning.group-awd.org/storage/framework/views/17ed13582a58784e499b73641c100a0305c833c5.php:7 Stack trace: #0 {main} thrown in /home/grouugah/learning.group-awd.org/storage/framework/views/17ed13582a58784e499b73641c100a0305c833c5.php on line 7