Verify that backup exec is fully patched up with the most current version by running live update and pushing the remote agent out to all remote servers...
also verify that the BESA has the correct rights needed to backup/restore to exchange
Edit: additionally what is the Final error being thrown in the job log...
the final error is
v79-57344-915 'Unable to complete tje operation for the selected resource using the specified options. The following error was returned when opening the Exchange Database File: '-1022 There is a disk IO errror'.
BESA most definitle has the correct righs.
When you ran live update did it show the server as fully patched up? if so please make sure that the agent being used on the remote machine is also fully patched up
the final error will look more like the following
Final error: 0xe0000393
with text to follow as in the following technote
Additionally what version of exchange are you trying to restore to? is this the same version of exchange that you backed up from? have you been able to successfully restore previously?
BE 2010 is fully patched.
No remote agents involved.
Backup to tape was done on the native macjhine itself. runnning Exchange 2003.
Trying to restore a mailbox from previously made tape on this server.
Succesful restores in the past, yes!
Is this a Small business Server?
Please verify that the mailbox created for the System Logon Account is still active and unhidden from the GAL. Verify this by sending a communication to and from it .
Have you tried to manually stage to disk first before restoring the mailbox?
If you don't know how too, read my article below: