If you perform a backup of an Exchange Server database by using the Microsoft Windows NT Backup program from a Terminal Server Client session, the following error message may be displayed:
The Microsoft Exchange service on server_name has reported an error. Check the event log for more information.
The following event is logged in the application event log:
Event Source: NTBackup
Event ID: 8010
Microsoft Exchange services returned 'c7ff000d' from a call to 'BackupRead()' additional data ' - '
To resolve this problem, obtain the latest service pack for Exchange Server 5.5. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
How to obtain the latest Exchange Server 5.5 service pack
To work around this issue, do not use the Windows NT Backup program from a Terminal Server Client session. Run the Windows NT Backup program on the local Exchange Server computer or perform a remote backup from another server by using the Windows NT Backup program.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Exchange Server 5.5 Service Pack 4.