Fatal error: Uncaught Error: Class "OC\Core\Command\Base" not found in /home/tzuovhm/tzuovhm/apps/circles/lib/Command/CirclesMaintenance.php:30 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps/circles/lib/Command/CirclesMaintenance.php on line 30