First try the whole WU components with aggresive mode How do I reset Windows Update components?Not Working(
Uninstall completely 3p firewall,antivirus and antispyware if you haveEDIT: NOT WORKING AGAIN ERROR
EDITED:Ready :DAlthough CheckSur report some few errors I rather suspect conflict with any application -WindowsUpdate.log don't report any issues.I'm waiting for OTL logs MAIN+EXTRAS .You can also try install problematic hotfixes manually from Microsoft Download Center (not from Windows Update!)
Which button i must press in OTL?Although CheckSur report some few errors I rather suspect conflict with any application -WindowsUpdate.log don't report any issues.I'm waiting for OTL logs MAIN+EXTRAS .You can also try install problematic hotfixes manually from Microsoft Download Center (not from Windows Update!)
Error 1500. Another installation is in progress. You must complete that installation before continuing this one.
Sorry I didn't notice you edited previous posts.I don't find that key: InProgress. I gave you my logs!!
http://www.vistax64.com/attachments/windows-updates/16497d1255625171-windows-update-error-extras.txt
Error - 10/15/2009 11:37:32 AM | Computer Name = SpiderMan-PC | Source = MsiInstaller | ID = 11606