Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, null given in /home/alldevelopment/sites.php:199
Stack trace:
#0 /home/alldevelopment/sites.php(217): setLanguage()
#1 /home/alldevelopment/public/index.php(6): require('...')
#2 {main}
thrown in /home/alldevelopment/sites.php on line 199