3.3. Microsoft Exchange - Troubleshooting Mail Level Backups
Re-create the Messaging Application Programming Interface (MAPI) profile In some instances, you can resolve the issue by re-creating the MAPI profile. Try deleting, then re-creating the profile.
Perform the following procedure:
Open the Microsoft Exchange Server MAPI Editor.
Select [Profile], and then [Show Profiles]:
Right click on the [Online Backup Manager] profile.
Select [Delete Profile]:
Re-create the profile afterward by clicking [Actions], [Launch Profile Wizard]:
Click OK in the [Launch Profile Wizard]:
Select [Microsoft Exchange Server] under [User the following information services]:
Enter the following [Profile Name]:
For OBM version 6.9.2.0 or above - [Online Backup Manager %os_username%]
For OBM version pre-6.9.2.0 - [Online Backup Manager]
Enter the Exchange server name and service account mailbox name: