Fatal error: Uncaught Error: Interface "OCP\Activity\ISetting" not found in /home/.sites/740/site1364/web/cloud/-/apps/systemtags/lib/Activity/Setting.php:30
Stack trace:
#0 {main}
  thrown in /home/.sites/740/site1364/web/cloud/-/apps/systemtags/lib/Activity/Setting.php on line 30