Window title: Install Windows Service Pack
Service Pack installation can't continue
Software installed on this computer isn't compatible with the service pack. Click the link for more information about this problem.
After the problem is resolved, restart the installation.
Microsoft Security Essentials - your version of this program may prevent successful installation of this service pack.
Go online for details ("Go online for details" is a link that points to: Why am I receiving a message about Microsoft Security Essentials or Microsoft Forefront Client Security when installing a service pack?
Microsoft Security Essentials
If you do not have version 1.0.1963.0 or later installed, upgrade using the instructions in KB2254596, or launch Microsoft Update and install the update or a newer version from there.
Forefront Client Security
For already installed FCS client installations, install the update for Microsoft Knowledge Base article 2394433.
For new FCS Client installations, deploy the client components listed in Microsoft Knowledge Base article 2394439.
Microsoft Forefront Endpoint Protection
Upgrade to the latest version of the product. The product version is not necessarily upgraded during anti-malware definition updates. Additionally, if a beta version of FEP is currently installed, the product version displayed in Help, About might appear to be a higher version number than the RTM version of the product. The determine whether you have a version that is compatible with Windows 7 SP1, check the file version for mpfilter.sys in the locations specified under More Informaiton.
It might be necessary to uninstall the current version before installing a new one.
Warning: Uninstalling Microsoft Forefront Endpoint Protection might make your computer (and your network, if you have one) more vulnerable to viruses, worms, or hackers. Reinstall Microsoft Forefront Endpoint Protection promptly to minimize the time your computer is unprotected.
Once the anti-malware product has been upgraded, attempt the service pack installation again.
- %ProgramFiles%\Microsoft Forefront\Forefront System\Client\AntiMalware\Drivers\mpfilter
- %ProgramFiles%\Microsoft Security Client\Antimalware\Drivers\mpfilter