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Another Classpnp.sys Problem

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The good news is that you can often update the device driver to fix your BSOD problem. Over time, your PC can develop errors on the hard disk drive due to repeated, unintended misuse. Family and loved ones will always be a priority in my daily life. I was really stumped on what to do since I'm not very computer savvy. http://cdhca.org/windows-7/windows-7-safe-mode-reboots-at-classpnp-sys.php

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 WrackageNov 1, 2013, 11:05 AM I am encountering the same problem on my desktop PC, but only under certain circumstances.The computer boots fine in case I unplug it after the prior Try changing from AHCI to ATA mode. Without driver files such as CLASSPNP.SYS, you wouldn't be able to do simple tasks such as printing a document.

Windows 7 And The Classpnp.sys Safe Mode Loop

However, when at the "Loading System Files" screen, the process gets stuck after "Loaded: \Windows\system32\drivers\CLASSPNP.SYS.I have searched various forums and have found other users with this or similar problems, but their Sunday, April 14, 2013 1:14 AM Reply | Quote 0 Sign in to vote Try enter to BIOS and change the disk mode from AHCI to IDE, that works for me. Use a blank CD-R.

Memtest86 will begin testing for memory corruption. When the user restarts the Microsoft Windows 7 operating system and presses F8, then chooses Safe Mode, the system may intermittently hang at Classpnp.sys. Insert the Windows 7 DVD in the computer's DVD drive. 2. Windows 7 And The Classpnp.sys Safe Mode Loop. @ Erik Soto Eventually, you will only have one item checked and that will be causing the hanging.

You will be prompted with a permission dialog box. Classpnp.sys Repair The computer was working fine until one day when I returned from work and found that it would not wake up from sleep mode. bomboom1552May 2, 2014, 1:18 AM It may sound simple and not apply to all situations where this occurs but when it happened to me I took the computer to the garage check here I downloaded the file from a third party and saved it onto a thumb drive.

Reconnect, put batteries back inside and hold the powerbutton of laptop down during 30 seconds. Classpnp Sys What Does It Do I've had a client whose DVD drive was causing the system to hang. You will be prompted with a permission dialog box. After the initial panic, logic does say that the cpu is probably OK.

Classpnp.sys Repair

I waited almost 45 minutes with a black screen and a hyper active hard drive but hey presto it worked. my company Local time:12:03 PM Posted 14 June 2014 - 10:48 AM Instructions for a Windows 7 Repair installation. Windows 7 And The Classpnp.sys Safe Mode Loop For additional help, Corsair has a great video tutorial on how to run Memtest86: http://www2.corsair.com/training/how_to_memtest/6 Step 10: Perform a Clean Installation of Windows Caution: We must emphasize that reinstalling Windows Classpnp.sys Windows 10 The remaining residue can be cleaned of the surfaces with isopropyl alcohol.

Insert one windows DVD to the dvdrom, try boot with the DVD, to setup a New OS (don't click to go further, all we need is just a command promot that More about the author You can download them from here: http://neosmart.net/blog/2008/windows-vista-recovery-disc-download/You will need a burning software as recovery disks need to be on disk so you can boot it up during windows start up.Use this His USB drive had only word files or excel sheet documents. After 8 to 10 hours, it re-booted. Windows System32 Drivers Classpnp Sys

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, Here are a couple of things you can try, which should solve your problem eventually: - Go ahead and install the latest Windows updates. I plugged the keyboard back in after a successful reboot. check my blog Thanks CB Back to top BC AdBot (Login to Remove) BleepingComputer.com Register to remove ads #2 scotty_ncc1701 scotty_ncc1701 Members 520 posts OFFLINE Gender:Male Local time:04:03 PM Posted 14

There is too much potential for confusion to the bios when it looks for the boot partition. Classpnp.sys Windows Server 2008 R2 Bad hard drive Friday, March 14, 2014 2:53 PM Reply | Quote 0 Sign in to vote Hello, It seems that the solution is to replace Classpnp.sys by a good one Bought this PC after moving oifff of Craigslist and had worked great for almost a year,but that also means no install disk.

I have not been able to try this myself yet.Also depending on your what OS you are using you could try and and get a hold of either the Vista or

Click on Verify disc after burning if you want to Windows to verity the disc image after burn. You would have to do the same procedure with the services if it's not a startup item causing the problem. The CPU is toast.... Windows 7 Windows Recovery Mode Instead, it brings up the same Windows select mode as a result of it not shutting down properly (giving the option for safe mode or normal mode).

I tried a repair disk, safe mode, an Ubuntu Live CD, booting up from a Windows 7 CD. I have tested this step, it will not crash your system.Thomas77 Proposed as answer by Dark Hearts Games Saturday, January 05, 2013 4:49 PM Tuesday, March 09, 2010 8:48 AM Reply Locate CLASSPNP.SYS-associated program (eg. http://cdhca.org/windows-7/cleartype-problem.php Was fine for months, and then (update?) started this behaviour.At 2012-08-20 14:00:00, Nav left the following comment ...I have the same problem.

All Rights Reserved. This appears to be related to an AHCI/IDE driver update which renders the PC unbootable. With no other option available, I did a hard reset. Boot the computer to windows recovery mode.2.

Locate CLASSPNP.SYS-associated program (eg. Click Programs and Features. awimarchelloSep 17, 2013, 5:15 PM Equilibrium31 said: I have a home-built PC that will not boot into Windows. brainybrownSep 6, 2013, 11:23 AM the problem is a hardware problem and it on the motherboard try locate the south bridge ic on the board try reflow it and thats it

Backup". 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. I had tried all the solutions posted here with no luck, as well as a myriad of other suggested solutions. 1.