Fatal error: Uncaught Error: Class 'League\OAuth2\Server\Exception\OAuthServerException' not found in /var/www/html/tollinventory.api.cssindiaonline.com/public_html/vendor/league/oauth2-server/src/Exception/UniqueTokenIdentifierConstraintViolationException.php:12 Stack trace: #0 {main} thrown in /var/www/html/tollinventory.api.cssindiaonline.com/public_html/vendor/league/oauth2-server/src/Exception/UniqueTokenIdentifierConstraintViolationException.php on line 12