As part of troubleshooting in pure disk environment for systems state failures.
how to check that for windows 2003/2008 R1 or R2 clients have latest VSShotfix or how to check the server require latest vsshot fix.
Please let me know
What is the system state error that your getting?
For patches, you will want to look at what Microsoft has for the version of VSS your running. If you can verify there is an issue with VSS, There's numerous hotfixes/patches relating to VSS for both 2003 and 2008. Check with Microsoft fourms and website.
Just looking at at NetBackup, Symantec recommends applying Microsoft Hotfix 2748349 on NetBackup Windows clients to avoid unexpected results when restoring:TECH205152