Fatal error: Uncaught Error: Class "OCP\AppFramework\Controller" not found in /home/tzuovhm/tzuovhm/apps_/oauth2/lib/Controller/OauthApiController.php:32 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/oauth2/lib/Controller/OauthApiController.php on line 32