Fatal error: Uncaught Error: Interface "OCP\Federation\ICloudFederationProvider" not found in /home/tzuovhm/tzuovhm/apps_/federatedfilesharing/lib/OCM/CloudFederationProviderFiles.php:42 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/federatedfilesharing/lib/OCM/CloudFederationProviderFiles.php on line 42