Fix: STOP error : BSOD after installing Windows 7 Service Pack 1 , error code: 0x0000007F

After reading this article you will be able to solve and issue where you get a Blue screen error or also known as STOP error in Windows 7 after you install Service Pack 1 for Windows.

Consider this code as an example for the error you might be getting:

STOP: 0x0000007F (0x0000008, parameter2, parameter3, parameter4)

Note: some of the parameters mentioned above in the error code example may vary from computer to computer.


  • The primary cause behind this error is any Antivirus program that might be active at the time of the Installation of the service pack.
  • Both Service Pack Installation & Antivirus software might be reading the same process of the operating system.


  • Uninstall Service Pack
  • Follow this guide
  • Restart your computer
  • Disable your Antivirus software temporarily
  • Run Windows Update & Install all the updates available leaving the service pack 1
  • After the updates have been completed, restart your computer
  • Now Install SP1
  • Restart your computer
  • Enable Antivirus software