Hello,
No there are no such known issues. However we would recommend you to install the version 5520 for 10.0 from the following link:
VERITAS Backup Exec (tm) 10.0 rev. 5520 for Windows Servers Installation Files
http://support.veritas.com/docs/277181
This is the latest release and it is always advisable to have it installed.
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Regards.