BSOD while classpnp.sys classpnp.old (Safe Mode)

Acro

New member
Local time
2:30 PM
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23
Location
Toronto
Hello,
I have recently taken the hard drive of my laptop and connected it to my desktop computer. The name of the hard drive is ; WD2500B EVS - 60 USTO (250GB). However when I try to boot from using windows 7 than I get a BSOD but when I boot it using ubuntu it works. The Hard Drive is dual (windows 7 & ubuntu). I pretty much used every resource to fix this problem; safe mode, safe mode with networking, windows 7 repair and still I get the same result. When I tried to boot from safe mode it always gets stuck in C: \windows\ system32\drivers\classpnp.sys classpnp.old. Any ideas on how to resolve this issue ?
 

My Computer

Computer type
PC/Desktop
OS
Windows 7 Home
Yes because it works on my laptop but when I connect it to my desktop computer it doesn't. (windows 7)
 

My Computer

Computer type
PC/Desktop
OS
Windows 7 Home
Ok I'll give it a try.
 

My Computer

Computer type
PC/Desktop
OS
Windows 7 Home
Thanks, please post the results of each step which has been completed.
 

My Computer

Computer type
Laptop
I'm gonna do each step and give the results one by one;

Step 1 - I already tried this step before I wrote this post.
Step 2 - Can't boot from Safe Mode or with Networking.
Step 3- Tried using bootable Kaspersky USB Rescue Disk however when booting from the usb I get a message "No operating systems found".. Also I can't move the HD to another PC since I dont have one (laptop is broken). I'm still gonna try the other ones though.
 
Last edited:

My Computer

Computer type
PC/Desktop
OS
Windows 7 Home
It seems that the BIOS couldn't find a bootable sector for your Windows 7 installation, it seems that the GRUB bootloader, may have overwritten the Windows bootloader, leaving your Windows 7 installation in a unbootable state.
 

My Computer

Computer type
Laptop
I'm confused by the problem : the dual boot was working fine in the laptop, but you have moved it to the desktop? Why?

I agree that it looks like GRUB has destroyed the Windows MBR - why it would do that simply by moving the drive from the laptop (where there was no problem) to the desktop, is still unclear to me. I'm not sure we have the complete story.

See if this helps to get Windows booted:
http://www.sevenforums.com/tutorials/20864-mbr-restore-windows-7-master-boot-record.html
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Golden Mk. I.4
OS
Windows 10 Pro x64 ; Xubuntu x64
CPU
Intel i7 860 @ 2.80 GHz O/C'ed to 4.0GHz
Motherboard
Gigabyte P55A-UD3R Rev.1. Award BIOS F13
Memory
16GB Corsair Vengance DDR3 @ 661 MHz Dual Channel (9-9-9-24)
Graphics Card(s)
EVGA NVidia GTX 560 1024MB
Sound Card
Realtek Integrated
Monitor(s) Displays
Dual Samsung SyncMaster 2494HS
Screen Resolution
1920*1080 and 1920*1080
Hard Drives
1*Samsung 840 EVO 120GB SSD;
1*OCZ Vertex 2 60GB SSD;
2*Samsung F3 SpinPoint 1TB in RAID0;
1*Samsung F1 SpinPoint 1TB;
2*Western Digital 1TB External USB 3.0
1*Western Digital 500GB External USB 3.0
1*Seagate 500GB External USB 2.0
PSU
Thermaltake ToughPower QFan 750W
Case
Thermaltake Element S VK60001W2Z
Cooling
Corsair H60 Water Cooling, 2*230mm and 2*80mm case fans
Keyboard
Logitech G110
Mouse
Logitech MX518
What about updating GRUB? Will not it correct the boot error for both the OSs?

I am not very linux savvy, but if the HDD is formatted as GPT by linux, might it be the reason for not booting windows? Probably a GPT/EFI issue?
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self Assembled
OS
Microsoft Windows 10 Pro Insider Preview 64-bit
CPU
Intel(R) Core(TM) i3-4130 CPU @ 3.40GHz
Motherboard
Gigabyte Technology Co., Ltd. B85M-D3H
Memory
Corsair Vengence 4GB x2 (8.00GB Dual-Channel DDR3 @ 798MHz)
Graphics Card(s)
2047MB GeForce GTS 450 (ZOTAC International)
Sound Card
Onboard (Realtek High Definition Audio)
Monitor(s) Displays
LG Flatron E2040T
Screen Resolution
1600x900
Hard Drives
Western Digital 1 TB
Seagate 500 GB
PSU
Corsair VS550
Case
Cooler Master K380
Cooling
Cooler Master Seidon 120V Plus
Keyboard
Logitech MK260r
Mouse
Logitech MK260r
Internet Speed
PMPL Broadband
Antivirus
Windows Defender + MBAM
Browser
Firefox
Other Info
Dell Studio 15" Laptop
Reply Golden : My laptop is broken so I disassembled and sold some of the parts besides the hard drive thus I use my one and only desktop computer. All I want to do is recover all the data that is stored in the windows 7 partition of the hard drive. After that I would just reformat the hard drive using the ubuntu which I have to learn. However I will try MBR - Restore Windows 7 Master Boot Record and let you know the result.
 

My Computer

Computer type
PC/Desktop
OS
Windows 7 Home
I have succesfully done the "MBR - Restore Windows 7 Master Boot Record" method however the bsod still appears while booting windows 7 :confused:
 

My Computer

Computer type
PC/Desktop
OS
Windows 7 Home
It sounds to me like the disk got damaged when the laptop died???

Use a Live Ubuntu USB to copy the files you want off to another USB drive, and then install Windows 7 fresh - in the long run that is the least troublesome route.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Golden Mk. I.4
OS
Windows 10 Pro x64 ; Xubuntu x64
CPU
Intel i7 860 @ 2.80 GHz O/C'ed to 4.0GHz
Motherboard
Gigabyte P55A-UD3R Rev.1. Award BIOS F13
Memory
16GB Corsair Vengance DDR3 @ 661 MHz Dual Channel (9-9-9-24)
Graphics Card(s)
EVGA NVidia GTX 560 1024MB
Sound Card
Realtek Integrated
Monitor(s) Displays
Dual Samsung SyncMaster 2494HS
Screen Resolution
1920*1080 and 1920*1080
Hard Drives
1*Samsung 840 EVO 120GB SSD;
1*OCZ Vertex 2 60GB SSD;
2*Samsung F3 SpinPoint 1TB in RAID0;
1*Samsung F1 SpinPoint 1TB;
2*Western Digital 1TB External USB 3.0
1*Western Digital 500GB External USB 3.0
1*Seagate 500GB External USB 2.0
PSU
Thermaltake ToughPower QFan 750W
Case
Thermaltake Element S VK60001W2Z
Cooling
Corsair H60 Water Cooling, 2*230mm and 2*80mm case fans
Keyboard
Logitech G110
Mouse
Logitech MX518
Can you take a camera snap of the BSOD and upload it here?
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self Assembled
OS
Microsoft Windows 10 Pro Insider Preview 64-bit
CPU
Intel(R) Core(TM) i3-4130 CPU @ 3.40GHz
Motherboard
Gigabyte Technology Co., Ltd. B85M-D3H
Memory
Corsair Vengence 4GB x2 (8.00GB Dual-Channel DDR3 @ 798MHz)
Graphics Card(s)
2047MB GeForce GTS 450 (ZOTAC International)
Sound Card
Onboard (Realtek High Definition Audio)
Monitor(s) Displays
LG Flatron E2040T
Screen Resolution
1600x900
Hard Drives
Western Digital 1 TB
Seagate 500 GB
PSU
Corsair VS550
Case
Cooler Master K380
Cooling
Cooler Master Seidon 120V Plus
Keyboard
Logitech MK260r
Mouse
Logitech MK260r
Internet Speed
PMPL Broadband
Antivirus
Windows Defender + MBAM
Browser
Firefox
Other Info
Dell Studio 15" Laptop
Reply : Golden Ubuntu is already installed on the hard drive along with windows 7 and I could use it any time I want with out any problems. Also if ubuntu works perfectly then the hard drive isn't broken, am I right or wrong ? The problem is that the drive containing windows 7 along with my personal files doesn't show up on "my files" when I'm running ubuntu.

Also here is a picture of the bsod & disk and I apologize for the poor quality;
 

My Computer

Computer type
PC/Desktop
OS
Windows 7 Home
The screenshot looks like STOP 0x0000007B: INACCESSIBLE_BOOT_DEVICE, and I had a strong feeling it would be this exact BSOD too.

Code:
Usual causes:  Hard drive, File system, Boot sequence errors, Device driver, Virus infection (in particular check the MBR)

It seems GRUB has really damaged the Windows 7 boot files, have you tried using http://www.sevenforums.com/tutorials/105541-startup-repair-run-3-separate-times.html, and then using http://www.sevenforums.com/tutorials/93322-partition-wizard-use-bootable-cd.html instead of the Disk Management since Windows 7 is currently not available?
 

My Computer

Computer type
Laptop

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self Assembled
OS
Microsoft Windows 10 Pro Insider Preview 64-bit
CPU
Intel(R) Core(TM) i3-4130 CPU @ 3.40GHz
Motherboard
Gigabyte Technology Co., Ltd. B85M-D3H
Memory
Corsair Vengence 4GB x2 (8.00GB Dual-Channel DDR3 @ 798MHz)
Graphics Card(s)
2047MB GeForce GTS 450 (ZOTAC International)
Sound Card
Onboard (Realtek High Definition Audio)
Monitor(s) Displays
LG Flatron E2040T
Screen Resolution
1600x900
Hard Drives
Western Digital 1 TB
Seagate 500 GB
PSU
Corsair VS550
Case
Cooler Master K380
Cooling
Cooler Master Seidon 120V Plus
Keyboard
Logitech MK260r
Mouse
Logitech MK260r
Internet Speed
PMPL Broadband
Antivirus
Windows Defender + MBAM
Browser
Firefox
Other Info
Dell Studio 15" Laptop
How do you burn and what program do you use to burn the Partition wizard Bootable CD into a usb flash drive ?

x BlueRobot: No I haven't tried it.
 
Last edited:

My Computer

Computer type
PC/Desktop
OS
Windows 7 Home
How do you burn and what program do you use to burn the Partition wizard Bootable CD into a usb flash drive ?
If you want to make a bootable USB flash, use Universal USB Installer. Download the Partition Wizard ISO first. Then run UUI and follow it ....

20130503195042.jpg


For making a DVD, Use Imgburm as xBlueRobot suggested. You really dont know how to burn a disc?
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self Assembled
OS
Microsoft Windows 10 Pro Insider Preview 64-bit
CPU
Intel(R) Core(TM) i3-4130 CPU @ 3.40GHz
Motherboard
Gigabyte Technology Co., Ltd. B85M-D3H
Memory
Corsair Vengence 4GB x2 (8.00GB Dual-Channel DDR3 @ 798MHz)
Graphics Card(s)
2047MB GeForce GTS 450 (ZOTAC International)
Sound Card
Onboard (Realtek High Definition Audio)
Monitor(s) Displays
LG Flatron E2040T
Screen Resolution
1600x900
Hard Drives
Western Digital 1 TB
Seagate 500 GB
PSU
Corsair VS550
Case
Cooler Master K380
Cooling
Cooler Master Seidon 120V Plus
Keyboard
Logitech MK260r
Mouse
Logitech MK260r
Internet Speed
PMPL Broadband
Antivirus
Windows Defender + MBAM
Browser
Firefox
Other Info
Dell Studio 15" Laptop
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