To reseed the database copy launch the Exchange Management Shell on the server that is in a failed state.
- Suspend replication for the mailbox database copy on this server. by running following command
[PS] Suspend-MailboxDatabaseCopy -Identity “MB Database 09Staff01”The mailbox database copy status will now change from “Failed” to
“Failed and Suspended”. - Reseed the database with a new copy by issuing the following command.
[PS]Update-MailboxDatabaseCopy -Identity “MB Database 09Staff01” -DeleteExistingFiles
When the update has completed it will automatically resume replication for the database copy. The duration of the seeding depend on the size of database.