Hot fix for 8.5 - Veritas Backup Exec

This is a discussion on Hot fix for 8.5 - Veritas Backup Exec ; I would like to know if I can install the patch bnt85sysfix_238549.EXE - Hotfix on 8.5 rev 3572. Document says apply the patch to "8.5 rev 3572 rc9" Is there any harm installing it. Thanks in advance...