Uninstall SP1 RC, Install SP1

[hansen_dk]

Hey guys. I'm going absolutely crazy here.

I currently have SP1 RC installed on Vista, so the other day I decided to install the final SP1 for Vista. Just one problem, I can't uninstall SP1 RC

I tried following these instructions

Instructions

But I simply cant get anything to happend.

ANY help will be greatly appreciated.

Thanks in advance.

[hansen_dk]

Aint there someone who can help? I tried using CMD (as admin) and run "start /w pkgmgr /up:VistaSP1-KB936330~31bf3856ad364e35~x86~~6.0.1.17128" but that didnt help either. I also tried uninstalling ALL updates to Vista. Nothing seems to help. Please assist me!