Cannot extract mailbox messages from the Exchange backup error
I am backing up my Exchange 2010 which is on a Windows 2008 R2 server. Full backups seem to be succeeding with GRT turned on. However, sometimes on my incremential backups I am getting this:
Final error: 0xe0000393 - Cannot extract mailbox messages from the Exchange backup. Review the job log for more information.
Then below that in the logs I see this for two databases being backed up:
Not sure why.