windows 7 service pack 1 failed to install

If they also contain a boot loader, the service pack installer may attempt (and subsequently, refuse) to make changes to the boot loader on those drives. Python Installation Error on Windows 7: Setup Failed is published by Asra Khalid. If you have SnapDrive installed from >NetApp, you will have to remove it first, then install the service pack, then re-install SnapDrive.Ĭheck whether there are any external drivers such as USB drivers connected to the server. There, run the command to rebuild and install BCD: >bootrec /rebuildbcdĮxit WinRE (restarting the server), then retry installing service pack. Restart the server and boot into WinRE (Windows Recovery Environment). If it returns an error, you will have to rebuild the BCD database and/or re-install the BCD as the boot loader. If it returns information about the available boot loader entries, then this is not the case. If you’re unable to install SP1 from Windows Update, you can download the installation package from the Microsoft Update Catalog and then install SP1 manually. BCD database corrupt/missingĬheck whether your BCD bootloader database is corrupt or missing by running bcdedit from an elevated command prompt. In rare cases, it may be necessary to temporarily give a drive letter to the system partition. Double click the KB3125574 package to begin the installation. This could become a problem if more than one Windows installation (specifically with older versions) is present on your system. Make sure the boot partition is the only partition marked active. Make sure the partition is marked as active (using diskpart or diskmgmt.msc). If the above did not resolve the issue, there may be a problem with the boot partition. Problem with the system reserved (boot) partition Restart the server, and try installing the service pack again. Open an elevated command prompt, and run DISKPART.Įnable the automount policy: DISKPART> automount enable This can occur if the volume automount policy was set to disabled, or, in rarer cases, if the BCD database is corrupt or missing, or if something is wrong with the boot partition (where the bootloader lives). Installation of Windows 7/2008 R2 Service Pack may fail with error 0x800f0a12 if access to the BCD was denied during installation, which is required during the installation of the service pack.

Windows 7 service pack 1 failed to install