Fatal error: Uncaught Error: Interface "KnpU\OAuth2ClientBundle\Exception\OAuth2ClientException" not found in /home/ldt/public_html/canvas/udoit/vendor/knpuniversity/oauth2-client-bundle/src/Exception/InvalidStateException.php:16 Stack trace: #0 {main} thrown in /home/ldt/public_html/canvas/udoit/vendor/knpuniversity/oauth2-client-bundle/src/Exception/InvalidStateException.php on line 16