Fatal error: Uncaught Error: Class "Github\Exception\ErrorException" not found in C:\xampp\htdocs\vendor\knplabs\github-api\lib\Github\Exception\MissingArgumentException.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\vendor\knplabs\github-api\lib\Github\Exception\MissingArgumentException.php on line 10