We would suggest you download and install it using the
following technotes:
http://seer.support.veritas.com/docs/264658.htm
Then apply SP2. Download and install Backup Exec v9.1 Service Pack 2 from the following link:
http://support.veritas.com/docs/275247
# BEWS 9.1 is a free downloadable upgrade inclusive of previously installed agents and options from Backup Exec 9.0 for Windows Servers agents and options.
# Update all agents/options on all remote systems.
Then, install latest Veritas devcie drivers :
http://seer.support.veritas.com/docs/273853.htm
Update the firmware of the tape device and drivers of SCSI controller with the latest version available.
Hope, this will help to resolve the issue.
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