Forget that dude at the top who just kept saying to reinstall OS and buy a new HDD. Please choose to confirm.6. i have a sata hdd so never thought of this simple fix. Can confirm that this worked for me. http://dataforceus.com/windows-7/windows-7-and-the-classpnp-sys-safe-mode-loop.html
MC San CarlosDec 27, 2014, 2:14 AM Note that just before classpnp.sys is disk.sys which is apparently where the problem lies.For some people this was a hard disk hardware problem.I ran What Are SYS Files? These steps may not fix your problem, but at least they should be harmless. Later we installed the disk on the laptop and SO started flawlessly. https://www.bleepingcomputer.com/forums/t/290442/im-getting-bsod-before-log-in-classpnpsys-error/
Cleared CMOS, reset BIOS to default settings, saved, powered off, tried booting again, no change. DriverDoc updates all of your PC device drivers, not just those associated with your SYS blue screen error. I do not have a disc for it because it did not come with one, I had the same problem before and restored it, and it worked fine. In the Registry Editor, select the CLASSPNP.SYS-related key (eg.
Also, the problem started after I installed SP1. :/ Proposed as answer by Mealit Saturday, August 03, 2013 1:58 AM Unproposed as answer by Mealit Saturday, August 03, 2013 1:58 AM Solution was ** when I was lucky being able to boot**, to completely uninstall the ATI CC Catalyst crap (you may need the special ATI uninstaller). Memtest86 will now be installed on your USB and you are ready to test for the possible source of CLASSPNP.SYS errors. Windows System32 Drivers Classpnp Sys Yesterday, there was a short power outage which caused my computer to force shut down.
sort of. Windows 7 And The Classpnp.sys Safe Mode Loop Generated Tue, 17 Jan 2017 23:03:08 GMT by s_hp87 (squid/3.5.23) [SOLVED] Windows 7 hang on boot (Classpnp.sys)HomeArticlesJavaSpeakingRaspberry PiCalculatorsFIX Protocol Published February 16th, 2011 Windows 7 hanging on boot? Exit and restart. Check This Out Wednesday, July 30, 2014 5:00 AM Reply | Quote 0 Sign in to vote I also have Windows 7 and my Safe mode loading screen was stuck att classpnp.sys.
Click Install now. 5. Classpnp.sys Windows 10 I have to quit for the day, but I'll try that tomorrow. From the File menu, choose Export. I cannot find anything amiss.I have screenshots for any of the screens that I have encountered.
Leave comments, ask questions, or suggest improvementsFeel free to leave comments or suggest improvements. Wednesday, July 30, 2014 6:12 PM Reply | Quote 1 Sign in to vote This is an old issue but since I resolved it for an older system (Thinkpad T60 Windows Classpnp.sys Download I recently put the Win7 Pro as I plan to migrate to that permanently. Classpnp.sys Repair It was solved by remove battery and reset method.
worked for me, nothing else did... weblink Update: I inserted the same SDHC card back and it now boots fine. I am having exact same issue on my sons laptop and am not finding any answers anywhere. I've been lurking around the internet lately searching for this problem's solution. Classpnp.sys Bsod
Not sure what to do about that other than clear CMOS? After waiting, I did a hard reset and chose to load into safe mode. At 2014-12-13 16:52:00, Daniel left the following comment ...Nice save for me. navigate here It seems that my hard disk is suffering with bad sectors.
BSOD Help and Support Windows hangs on CLASSPNP.SYS - even when using a boot disk.So I really have no idea where to start, I can usually fix things myself but I Classpnp.sys Server 2008 R2 Then if I pressed a key on the keyboard the keyboard lights would turn back on. I used another hard drive so I can do a clean install of Windows 7, it even hangs when I boot from the Windows 7 DVD!!!
This time, I chose restore computer to factory setting. Then it is process of elimination like removing ram sticks, video cards, PCI cards, extra hard drives etc... It was set to default in AHCI mode, but my hard drives were formatted in IDE mode. Windows 7 And The Classpnp.sys Safe Mode Loop. @ Erik Soto Have a HP laptop.
If I rebooted the computer in safe mode it hangs, if I reboot in safe mode with command prompt it hangs. Related Resources [Solved] Win 7 won\'t boot, even in safe mode solved Windows 7 Machine Won't Boot - Even in Safe Mode Laptop Windows 7 won't boot, even in safe mode it worked, thanks!! his comment is here Very occasionally it is caused by a loose hard drive cable.At 2012-06-19 09:12:00, Humphrey left the following comment ...Hi, your solution fixed the problem on my Lenovo G550.
Step 5: Uninstall Recently-Installed Program Associated with MSDN Development Platform U.S. / CLASSPNP.SYS If your CLASSPNP.SYS BSOD error is related to a specific program, reinstalling MSDN Development Platform U.S.-related software could I get a BSOD when Windows loads and gets to the login... Proposed as answer by jaycab Monday, September 30, 2013 2:21 AM Thursday, October 13, 2011 2:28 AM Reply | Quote 4 Sign in to vote Hi, I had the same issue The system is not old (build maybe 6 months ago) and has been running fine up until now.Thank you very much to anyone who takes the time to read and contribute
A black box will open with a blinking cursor. You solved my problem ! it booted up just fine and i found that my graphics card had no driver.. sfc /SCANNOW /OFFBOOTDIR=C:\ /OFFWINDIR=C:\Windows 5) I haven't tried this either, - Unplug the battery and AC adapter - Press the power button for 15 – 20 seconds continuously. (this will release
Click Control Panel on the right side menu. Blue screen after blue screen ensued, so it is worse than before...Dennis C Kamper Tuesday, November 22, 2011 12:29 PM Reply | Quote 0 Sign in to vote I got the We lost power and it was not shut down properly. Any idea ?
Enter these from a command prompt: Code: bootrec /fixboot bootrec /fixmbr bootrec /rebuildbcd See if that works. The system hangs up the same way here as if it were starting from the hard drive. - I have also removed the battery from the motherboard to reset the bios. I cannot run the TDSSKILLER tool from my USB key as it does not work in a DOS environment. 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
I have an ASUS P8P67 EVO motherboard which actually has Intel and Marvel controllers along with a lot of other stuff that could have gone wrong.