Fatal error: Uncaught TypeError: array_merge(): Argument #1 must be of type array, string given in /var/www/html/auth/linkedin.php:16 Stack trace: #0 /var/www/html/auth/linkedin.php(16): array_merge('response_type=c...', Array) #1 {main} thrown in /var/www/html/auth/linkedin.php on line 16