Fatal error: Uncaught Error: Class "OCP\AppFramework\Controller" not found in /home/.sites/740/site1364/web/cloud/-/apps/theming/lib/Controller/IconController.php:40
Stack trace:
#0 {main}
  thrown in /home/.sites/740/site1364/web/cloud/-/apps/theming/lib/Controller/IconController.php on line 40