Fatal error: Uncaught Error: Interface "ILIAS\LegalDocuments\DocumentId" not found in /var/www/html/ilias/components/ILIAS/LegalDocuments/classes/DocumentId/NumberId.php:26 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/LegalDocuments/classes/DocumentId/NumberId.php on line 26