Fatal error: Uncaught TypeError: extract(): Argument #1 ($array) must be of type array, null given in /home/study/www/config/config.inc.php:12 Stack trace: #0 /home/study/www/config/config.inc.php(12): extract() #1 /home/study/www/index.php(4): include('...') #2 {main} thrown in /home/study/www/config/config.inc.php on line 12