If I boot in safe mood, it just stuck or hang with classpnp.sys for life. 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 waited almost 45 minutes with a black screen and a hyper active hard drive but hey presto it worked. If you find that Windows is not hanging anymore, then you can be 100% sure that it's a problem with a third-party program or service. http://indowebglobal.com/windows-7/how-to-fix-a-classpnp-sys-error.html
Hope any else can do the same. Enter any administrator passwords (if prompted). After reading a few threads I read about using Msconfig and checking the safe mode option under "Boot". Please reach out to us anytime on social media for more help: Recommendation: Scan your PC for CLASSPNP.SYS registry corruption About The Author: Jay Geater is the President and CEO of 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
When we are prompted to input the product key, please click Next without inputting any key. The computer restored back to the Old Vista Home premium (Originally it was bought with Vista with a free windows 7 upgrade sent later). MSDN Development Platform U.S.) is running, while a Microsoft driver is being loaded, or during Windows startup or shutdown. The drive itself is not the cause as I have the same problem after installing a new drive.
Thanks a bunch! So start removing hardware one at a time (includes memory modules) untill you get a good boot. Shmopher said: Fix that worked for me:Enter BIOS and go to the settings for your boot HD. Classpnp.sys Safe Mode Loop XENON THE FIXER 472,982 views 12:21 Cómo reparar Windows 7 si no arranca solución fallo arranque pantallazo azul - Duration: 17:14.
R3DLIN3S 724,461 views 14:33 How To Use F8 for Safe Mode to Fix Problems with Programs and Drivers in Windows - Duration: 9:18. Furthermore, a clean install of Windows will also quickly clean out any and all "junk" that has accumulated over the normal usage of your computer. Several functions may not work. http://www.bleepingcomputer.com/forums/t/537712/windows-7-hangs-when-loading-driver-classpnpsys/ However, after choosing to boot off of CDROM with this inserted, there is a gray loading bar with "Windows is loading files...," but after this completes, the system gets hung up
In the search box, type "System Restore" and hit ENTER. Windows System32 Drivers Classpnp Sys The Windows Update dialog box will appear. This made no change. - Finally, I have made a visual inspection of all hardware components. classpnp.sys was found to be missing.
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 Eventually the hard disk could not be recognized in bios settings and had to replace it. Classpnp.sys Fix Windows 7 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). Classpnp.sys Download Run System File Checker (SFC) to verify whether any system file is corrupted.
The motherboard I guess? http://indowebglobal.com/windows-7/how-to-fix-00000007b-in-windows-7.html Step 2: Repair Registry Entries Associated with MSDN Development Platform U.S. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. 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 Classpnp.sys Repair
it booted up just fine and i found that my graphics card had no driver.. This worked on my Lenovo T61 after installing a Samsung 840 Pro. Ran the hard drive test from the bios. http://indowebglobal.com/windows-7/how-do-you-get-to-the-regisrty-in-windows-7.html When I clean my bios, AHCI config was lost, to solve I just change from IDE to AHCI and it worked again!
It will restart and then give me the option to repair or start normally. Classpnp.sys Download Windows 7 64 Bit And the last option short of formatting the drive is to use another piece of software called Ubuntu 9.10 Desktop.This is freeware that needs to be downloaded (http://www.ubuntu.com/) and then burnt ITSystemsAdmin 711,630 views 9:18 Cómo REPARAR Inicio de Windows 7 sin formatear tu PC ✔ - Duration: 3:57.
Classpnp.sys will cause the system to hang. 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. Back to top #6 cbblake1 cbblake1 Topic Starter Members 34 posts OFFLINE Local time:04:36 AM Posted 14 June 2014 - 06:28 PM Thanks, guys, for the help! Windows Recovery Mode Get the answer azraaAug 10, 2012, 11:17 AM I can get banned for this, but you should try to create your own win7 disk from other pc, and try to run
His USB drive had only word files or excel sheet documents. We’re just collecting some info, and then we’ll restart for you. 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. check over here I initially had the same problem as most of you, pc going into black screen after 'windows starting' screen and hanging at the classpnp.sys when trying to boot in safe mode.
Hope this help.