How To Fix Windows 7 Boot Loop. Any number of things can cause this and it usually happens after you swap a motherboard. The Startup Repair or Recovery Your Computer feature available from Windows Vista onwards including Windows 7 and Windows 8 or 81 as well as Server 2008 and Server 2012 can be used to both attempt to correct the problem as well as perform system diagnostics in an attempt to pin-down what the specific underlying cause of the reboot.

Booting in safe mode made it fail on classpnpsys. A recent hardware or software change might be the cause and with two options Launch startup repair recommended and Start windows. Hitting F8 allows me to use safe mode and to enter into system repair mode with command prompts etc.
This can happen after upgrading to.
5 Fixes for Automatic Repair Loop in Windows 8. Boot into Safe Mode. Quick BSOD Back to Asus Logo. Computer stuck at the following screen Configuring updates.
