I'm trying to setup a backup procedure for OES Linux using iManager.

Attempted to configure the Roll-Forwarding of logs and create a backup on
the master replica of the edirectory through iManager and edirectory
administration menu. But I receive the following error:-

"Error: Backup and Restore Wizard - Error
The following 'eMBox Client Exception' occurred.
WS: Unable to connect to the eMbox, it may not be loaded on the target