Fatal error: Uncaught Error: Class "OCP\AppFramework\OCSController" not found in /home/.sites/740/site1364/web/cloud/-/apps/survey_client/lib/Controller/EndpointController.php:34
Stack trace:
#0 {main}
  thrown in /home/.sites/740/site1364/web/cloud/-/apps/survey_client/lib/Controller/EndpointController.php on line 34