Fatal error: Uncaught Error: Class "League\OAuth2\Client\OptionProvider\PostAuthOptionProvider" not found in /home/ldt/public_html/canvas/development/api/OptionProvider/HttpBasicAuthOptionProvider.php:23 Stack trace: #0 {main} thrown in /home/ldt/public_html/canvas/development/api/OptionProvider/HttpBasicAuthOptionProvider.php on line 23