I have error in cron_error.log:
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[Thu Jan 14 1:25:20 2016] [ow_core_log] [Exception] Message: SQLSTATE[42S22]: Column not found: 1054 Unknown column 'userId' in 'where clause' File: /var/www/KD01/htdocs/xxx.de/ow_core/database.php Line:723 Trace: [#0 /var/www/KD01/htdocs/xxx.de/ow_core/database.php(723): PDOStatement->execute() | #1 /var/www/KD01/htdocs/xxx.de/ow_core/database.php(451): OW_Database->execute('UPDATE `ow_ivid...', Array) | #2 /var/www/KD01/htdocs/xxx.de/ow_plugins/ivideo/bol/video_dao.php(205): OW_Database->query('UPDATE `ow_ivid...', Array) | #3 /var/www/KD01/htdocs/xxx.de/ow_plugins/ivideo/bol/service.php(335): IVIDEO_BOL_VideoDao->updatePrivacyByUserId(2875, 'friends_only') | #4 /var/www/KD01/htdocs/xxx.de/ow_plugins/ivideo/init.php(201): IVIDEO_BOL_Service->updateUserVideosPrivacy(2875, 'friends_only') | #5 [internal function]: ivideo_on_change_privacy(Object(OW_Event)) | #6 /var/www/KD01/htdocs/xxx.de/ow_core/event_manager.php(226): call_user_func('ivideo_on_chang...', Object(OW_Event)) | #7 /var/www/KD01/htdocs/xxx.de/ow_plugins/privacy/bol/action_service.php(655): OW_EventManager->trigger(Object(OW_Event)) | #8 /var/www/KD01/htdocs/xxx.de/ow_plugins/privacy/cron.php(41): PRIVACY_BOL_ActionService->cronUpdatePrivacy() | #9 /var/www/KD01/htdocs/xxx.de/ow_cron/run.php(128): PRIVACY_Cron->run() | #10 {main}]
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where is the error ?