Hallo,
Yes, log say: “InvalidArgumentException: The givven affected user is invalid” many times.
[details=Summary]no app in context InvalidArgumentException: The given affected user is invalid
/var/www/owncloud/apps/activity/lib/FilesHooks.php - line 888: OC\Activity\Event->setAffectedUser(10300)
/var/www/owncloud/apps/activity/lib/FilesHooks.php - line 182: OCA\Activity\FilesHooks->addNotificationsForUser(10300, ‘created_by’, Array, 28382, ‘/10300/10302 Di…’, true, true, 0, ‘file_created’)
/var/www/owncloud/apps/activity/lib/FilesHooks.php - line 111: OCA\Activity\FilesHooks->addNotificationsForFileAction(’/10300/10302 Di…’, ‘file_created’, ‘created_self’, ‘created_by’)
/var/www/owncloud/apps/activity/lib/FilesHooksStatic.php - line 45: OCA\Activity\FilesHooks->fileCreate(’/10300/10302 Di…’)
/var/www/owncloud/lib/private/legacy/hook.php - line 106: OCA\Activity\FilesHooksStatic fileCreate(Array)
/var/www/owncloud/apps/dav/lib/Connector/Sabre/File.php - line 283: OC_Hook emit(‘OC_Filesystem’, ‘post_create’, Array)
/var/www/owncloud/apps/dav/lib/Connector/Sabre/File.php - line 215: OCA\DAV\Connector\Sabre\File->emitPostHooks(false)
/var/www/owncloud/apps/dav/lib/Connector/Sabre/Directory.php - line 137: OCA\DAV\Connector\Sabre\File->put(Resource id #82)
/var/www/owncloud/3rdparty/sabre/dav/lib/DAV/Server.php - line 1072: OCA\DAV\Connector\Sabre\Directory->createFile(‘FiBu 112016.PDF’, Resource id #82)
/var/www/owncloud/3rdparty/sabre/dav/lib/DAV/CorePlugin.php - line 525: Sabre\DAV\Server->createFile(‘10300/10302 Die…’, Resource id #82, NULL)
[internal function] Sabre\DAV\CorePlugin->httpPut(Object(Sabre\HTTP\Request), Object(Sabre\HTTP\Response))
/var/www/owncloud/3rdparty/sabre/event/lib/EventEmitterTrait.php - line 105: call_user_func_array(Array, Array)
/var/www/owncloud/3rdparty/sabre/dav/lib/DAV/Server.php - line 479: Sabre\Event\EventEmitter->emit(‘method PUT’, Array)
/var/www/owncloud/3rdparty/sabre/dav/lib/DAV/Server.php - line 254: Sabre\DAV\Server->invokeMethod(Object(Sabre\HTTP\Request), Object(Sabre\HTTP\Response))
/var/www/owncloud/apps/dav/appinfo/v1/webdav.php - line 60: Sabre\DAV\Server->exec()
/var/www/owncloud/remote.php - line 165: require_once(’/var/www/ownclo…’)
{main}[/details]