Fatal error: Uncaught TypeError: array_keys(): Argument #1 ($array) must be of type array, string given in phar:///var/www/html/index.phar/index.php:253 Stack trace: #0 phar:///var/www/html/index.phar/index.php(253): array_keys() #1 phar:///var/www/html/index.phar/index.php(258): {closure}() #2 /var/www/html/index.phar(1): include('...') #3 {main} thrown in phar:///var/www/html/index.phar/index.php on line 253