Fatal error: Uncaught Error: Interface "OCP\TextProcessing\ITaskType" not found in /home/tzuovhm/tzuovhm/nextcloud/lib/public/TextProcessing/HeadlineTaskType.php:20 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/nextcloud/lib/public/TextProcessing/HeadlineTaskType.php on line 20