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System Error. Classpnp.sys

After the initial panic, logic does say that the cpu is probably OK. If you don't have a compatible driver installed, it can cause the shutdown problem. - After that, check out the software on your computer. If you require a copy of CLASSPNP.SYS, it is recommended that you obtain it directly from Microsoft. Tuesday, April 12, 2011 6:47 PM Reply | Quote 9 Sign in to vote Try enter to BIOS and change the disk mode from AHCI to IDE, that works for me. weblink

I cannot find anything amiss.I have screenshots for any of the screens that I have encountered. tried ALLLL of the above. For a future reference, there are several other diagnostic and recovery tools available in the Windows 7 System Recovery Options including System Restore, System Image Recovery, Windows Memory Diagnostic, and Command Use a blank CD-R.

The cables all seemed snug. After a few minutes you should boot into Windows normally with no problems. It will restart and then give me the option to repair or start normally.

Run System File Checker (SFC) to verify whether any system file is corrupted. Buy new one. I tried taking one of the modules out and leaving the other one in, and that didn't work, so i tried removing the other and replacing the one I took out, The computer was working fine until one day when I returned from work and found that it would not wake up from sleep mode.

However, the system stopped at the Starting Windows animated logo. HP has some crappy printer monitoring programs that you don't need and can cause issues with shutting down. My laptop is acer Aspire 5745G. Click Yes.

I was given the prompt to load into windows safe mode since the pc wasn't shut down correctly, but chose the normal load. I backed-up my data. Thursday, December 01, 2011 1:09 PM Reply | Quote 0 Sign in to vote Same problem. MSDN Development Platform U.S.) is running, while a Microsoft driver is being loaded, or during Windows startup or shutdown.

I know your time is precious and it means a lot to me that you have read this far in effort to help. 37 answers Last reply Feb 18, 2015 Best I looked everywhere for a solution and couldn't find any good information about this issue. Good luck. If it does, then re-enable items one by one until you find the problem startup item. - If you're still having issues, it could be a problem with a Windows service.

Back to top #3 dc3 dc3 Arachibutyrophobia Members 26,690 posts OFFLINE Gender:Male Location:Sierra Foothills of Northern Ca. have a peek at these guys I will let you know how it goes! i then opened sys32 folder and pasted the new file. I've tried to collect as many solutions that I ended up using in this guide.

Click Add or Remove Programs. Hence it can't possibly be a hardware problem. It worked fine for a while, but then I ran into something similar to what you did. http://allconverter.net/system-error/system-67-error.html Enjoy!

So what was my problem? If you can't or if you need some more help with certain instructions, then post a comment here and we'll try to help! I have only had the laptop since January.

It's best to check any freeware apps you may have downloaded and try uninstalling them.

That would save much time. Windows is now stable, computer is not shutting down! Recovery was hanging, booting Window 7 from DVD was hanging, everything was hanging. It try's to go into safe mode and then crashes and restarts and then repeats.

Local time:07:58 PM Posted 17 June 2014 - 10:23 AM The fact that the computer starts at all should be an indication that the CPU is not toast. it's worked after 10 hours of fails. This includes Windows 7 hanging on startup/boot, hanging when logging off, hanging when shutting down, hanging when installing programs, etc. http://allconverter.net/system-error/system-error-53-vpn.html Even if you are experienced at finding, downloading, and manually updating drivers, the process can still be very time consuming and extremely irritating.

Jarett SiskDec 11, 2013, 4:53 PM i had the same problem. MSDN Development Platform U.S.) under the Name column. I just had this exact situation with my Dell laptop (wouldn't boot in Safe Mode - stopped at Classpnp.sys, etc.) After several days, this is how I was able to get Up next FIXING WINDOWS 7 NO START-UP PROBLEM - Duration: 12:21.

Thursday, October 11, 2012 3:30 PM Reply | Quote 0 Sign in to vote I had same issue..boot your PC in safe mode using F8 . Windows).Other SYS files are critical system files called "kernel mode device drivers" which are used to power the Windows operating system. Heres my fix: Unplugged all hard drives except the one with windows installation (in my case C: drive) Windows booted as normal.