Home > Windows 7 > Windows 7 Boot Blue Screen Classpnp.sys

Windows 7 Boot Blue Screen Classpnp.sys

Other benefits of registering an account are subscribing to topics and forums, creating a blog, and having no ads shown anywhere on the site. Now I'll keep my fingers crossed. In fact, one misplaced comma can prevent your PC from booting entirely! After a few minutes you should boot into Windows normally with no problems. check over here

System restore and startup repair still didn't work, but the memory diagnostic check somehow ran and logged me into windows. Had to rename it back. Memtest86 will begin testing for memory corruption. CAUTION: this action will erase all data on the USB drive. https://social.technet.microsoft.com/Forums/windows/en-US/566cdd43-ce91-4e64-93e0-8d09d8fc1ea0/windows-7-fails-to-go-into-safe-mode-stuck-at-classpnpsys?forum=w7itprogeneral

I tried doing the c:\windows\system32\drivers\classpnp.sys to classpnp.old but then it just stops at the one before and goes on to say windows is starting in safe mode but then it shuts and ran in safe mode to find that it wouldnt boot past the classpnp.sys file... Thursday, November 10, 2011 5:40 AM Reply | Quote 0 Sign in to vote Will not crash? Best regards CB Back to top #12 dc3 dc3 Arachibutyrophobia Members 26,727 posts OFFLINE Gender:Male Location:Sierra Foothills of Northern Ca.

Once your PC started you will see command prompt instead of windows explorer. Browse SYS Files in Alphabetical Order: # A B C D E F G H I J K L M N O P Q R S T U V W X There are a few hotfixes that Microsoft has released that pertain to this exact issue and therefore could solve your problem without you having to do anything. - Next up is Scroll down till you find the ISO file you want and double click on it.

Well done son....I had tried everything in the forums and was about to send it to the computer shop hence they would have never have guessed to do that and cost As a Gold Certified Independent Software Vendor (ISV), Solvusoft is able to provide the highest level of customer satisfaction through delivering top-level software and service solutions, which have been subject to your Desktop). If the previous troubleshooting steps did not resolve your CLASSPNP.SYS STOP error, running “chkdsk” may uncover and repair the cause of your BSOD.

If so, then it's definitely a piece of hardware causing the issue. - Another piece of hardware to check on is a USB multi-slot card reader. You can backup up to 21 CD/DVDs worth of data in one session. i had the same problem with thec:\windows\system32\drivers\classpnp.sys stopping safe mode,just figured i'd leave it for a long time and it logged on.went in deleted L4D2(i dont feel it could have been get a Hirens boot cd2.

Forget that dude at the top who just kept saying to reinstall OS and buy a new HDD. http://www.solvusoft.com/en/files/bsod-blue-screen-error/sys/windows/microsoft/msdn-development-platform-u-s/classpnp-sys/ After correctly seating it, it booted fine. You can reset the BIOS by clearing out the CMOS. For example, if you have a DVD drive(s), then go ahead and disconnect them from the system internally.

Locate CLASSPNP.SYS-associated program (eg. check my blog If you are not currently backing up your data, you need to do so immediately (download a highly-recommended backup solution) to protect yourself from permanent data loss. Rebooted a few times with it out. It just stuck on "Starting windows" screen.

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). Step 4: Boot to a DOS screen and perform a chkdsk c: /r Additional Information This is a known issue with Microsoft. It works like a charm ! http://digitalsurgeon.net/windows-7/windows-7-classpnp-sys-bsod.html Now, I never created recovery disks.

If you have just added new memory to the computer, we recommend temporarily removing it to make sure it is not the cause of your CLASSPNP.SYS error. Windows 7 startup hung up on classpnp.sys in both normal and safe mode. Right click on the image file, and select the "Extract to Here" option.

So I was curious and tried putting back my infected(?) hard disk drive and it still let me do all the boots and repairs and everything.

When you reach the "Which type of installation do you want" screen, click Upgrade to upgrade the system files of Windows Vista.Thomas77 Monday, March 15, 2010 1:55 AM Reply | Quote This time, I chose restore computer to factory setting. I tried all the options online such as changing the file name to classpnp.old, running chkdsk, repairing through the windows repair option, etc,etc. All rights reserved.Newsletter|Contact Us|Privacy Statement|Terms of Use|Trademarks|Site Feedback Articles & News Forum Graphics & Displays CPU Components Motherboards Games Storage Overclocking Tutorials All categories Chart For IT Pros Get IT

These sites distribute SYS files that are unapproved by the official CLASSPNP.SYS file developer, and can often be bundled with virus-infected or other malicious files. Type "sfc /scannow" and hit ENTER. Thursday, December 01, 2011 1:09 PM Reply | Quote 0 Sign in to vote Same problem. http://digitalsurgeon.net/windows-7/windows-7-bsod-after-classpnp-sys.html And then give a shot to DLL Suite and fix the associated dll file errors in your PC.

People have also reported NVIDIA software to cause issues. This made no change. - Finally, I have made a visual inspection of all hardware components. i opted to replace, then rebooted. If you have it attached to your computer during boot up, it can sometimes try to use that as a boot device and fail.

I'm not sure what else to do. A friend of mine said that perhaps a windows update caused the crash. Tried what you suggested but my BIOS did not have the 'compatibility' option, so I switched it from AHCI to IDE. Select your product: 100-14IBD Laptop (ideapad) 100-14IBY Laptop (ideapad) 100-15IBD Laptop (ideapad) 100-15IBY Laptop (ideapad) 100S Chromebook (Lenovo) 100S-11IBY Laptop (ideapad) 100S-14IBR Laptop (ideapad) 110 Touch-15ACL Laptop (ideapad) 110-14AST Laptop (ideapad)

printing). Then we took out the disk and connected it to a PC, the SO recognized it but the file system shows on windows 7 as RAW, and the data was inaccesible It still keeps staying at classpnp.sys and when I hit F8 and hit "Last Known Good Configuration (advanced)" it seems to be able to get trough and it says it's actually Tuesday, April 10, 2012 5:38 PM Reply | Quote 0 Sign in to vote I am still in the process of chkdsk and later on sfw, but sfw didn't work for

Click Programs and Features. Going to try to restart and see if it loads now.Any idea how I can get this working? Uninstalling the program will also disable any services associated with that program. These could be related to either MSDN Development Platform U.S.

If you think this may help, let me know and I can upload them.My hard disc is a Patriot Torqz 2 64GB SSD and my motherboard is a Gigabyte M68MT-S2. There may be incorrect registry keys value that may cause this error. Just type explorer.exe and press enter. NTFS Drive: Displays cleanup messages. /R – This command locates bad sectors and recovers readable information (assumes /F). /L:size (NTFS only) – This command changes the log file size to the

RICHARD RAPPA replied on March 15, 2013: » I noticed earlier that there was an issue with memory > available memory. Wednesday, December 07, 2011 4:37 AM Reply | Quote 0 Sign in to vote Same problem. Eventually, you will only have one item checked and that will be causing the hanging.