Mailbox restore failed. Please verify that the appropriate databases have been added to the Recovery Storage Group (RSG), the RSG databases are dismounted, and the 'This database can be overwritten by a restore' flag has been set.
On Exchange 2003, the Recovery Storage Group must be created appropriately before running mailbox restore.
The mailbox restore operation has failed.
Use System Manager to create the Recovery Storage Group and add the appropriate mailbox databases to be recovered. Ensure that the RSG databases are dismounted, and the 'This database can be overwritten by a restore' flag has been set. Run the command again.