Fatal error: Uncaught Error: Class 'OAuth2\OAuth2ServerException' not found in /home/itscm/dev.its.cm/itsgateway/vendor/friendsofsymfony/oauth2-php/lib/OAuth2RedirectException.php:14 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/itsgateway/vendor/friendsofsymfony/oauth2-php/lib/OAuth2RedirectException.php on line 14