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Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, null given in /home/grouugah/learning.group-awd.org/storage/framework/views/9e90b5cfcd0f005f813912e9e6d52764418ceec0.php:1 Stack trace: #0 /home/grouugah/learning.group-awd.org/storage/framework/views/9e90b5cfcd0f005f813912e9e6d52764418ceec0.php(1): in_array() #1 {main} thrown in /home/grouugah/learning.group-awd.org/storage/framework/views/9e90b5cfcd0f005f813912e9e6d52764418ceec0.php on line 1