Issue: Consider a scenario where you are not able to install Forefront TMG 2010 with the error message below:
Note: The problem persists even after restart the server.
Cause: this issue can be caused due a Windows Installer problem, in order to fix that review the article How to resolve Common "Windows Installer" Problems. For this particular problem the resolution was to delete the PendingFileRenameOperations from HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager. After that it was possible to successfully install Forefront TMG 2010.
Junaid Ahmad Jan
Microsoft CSS Forefront Security Edge Team
Sr Security Support Escalation Engineer,
Good One Man!!
This Makes life Simple....
thanks man! i used this tip to resolve the same issue for a different application installation!
Thanks Junaid.....used it in one of the case.....and this fix resolved the issue
Thank you for this, worked perfectly.
This was so helpful - I wondered whether windows knew I was perforning a restart. Thanks