I'm having exactly the same problem on my desktop and I'm glad to see there
might be a solution so thanks, guys!

"JamCo" wrote:

> I have MSBSA ver 1.2.1 installed and am trying to install ver 2.0 on an XPro
> laptop. Ver 2.0 is supposed to run on XP:
> http://www.microsoft.com/technet/sec.../qa.mspx#EEAAA
> But when I try to install on XP Pro client workstations, I get a error
> telling me:
> "Microsoft Baseline Security Analyzer Setup has detected another
> installation on this folder and cannot continue. Please choose another folder
> to continue."
> I have tried to create a new folder, install on another drive, install
> online, install from a downloaded .msi... same result. I have uninstalled
> MSBSA ver 1.2.1, restarted re-downloaded, tried to install from
> microsoft.com, ... same result
> Any ideas??