Ntoskrnl.exe Blue Screen of Death (BSOD) is a Fatal Error displayed by Microsoft Windows family operating systems. The nature of this critical error is non-recoverable.
According to the research, the computer starts fine, and then after an interval of approximately 10 minutes, the Blue Screen appears with Ntoskrnl.exe error. An emergency system reboot is required to be done by the user, or otherwise, the system automatically restarts.
Cases with solutions:
1. Missing or Corrupted Ntoskrnl.exe File
2. Corrupted Registry Entries
3. Missing or Corrupted Boot.ini
4. Corrupted System Files
5. Bad Sectors in the Hard Disk
6. Restore the System
7. Corrupted User Profile
Missing or Corrupted Ntoskrnl.exe File
Ntoskrnl.exe is the kernel image for the family of Microsoft Windows NT operating systems. It’s a fundamental part of your system. Often, in BSOD with Ntoskrnl.exe error problems, this file is missing or corrupted.
1. Insert the Bootable Microsoft Windows Operating System Installation DVD ROM.
2. Restart the machine.
3. Press F2 or Delete key of your keyboard until the BIOS Configurations Screen appears.
4. Select First Boot Device to your DVD ROM, Second Boot Device to your Hard Disk. [You need to search for these options in the appropriate menus.]
5. Save your settings. The system shall automatically restart again.
6. The setup shall start loading.
7. When prompted, press R key for loading the Recovery Console, recovery functionality.
8. Select your operating system to repair. For instance, Microsoft Windows 7, or Microsoft Windows XP.
9. In the Command Prompt, type: Expand x:i386ntoskrnl.ex_ c:windowssystem32
Note: In above command, x refers to the drive letter assigned to your CD ROM. If my CD ROM drive letter is J, then I will replace x with j as like this: Expand j:i386ntoskrnl.ex_ c:windowssystem32
10. Press ENTER key.
11. When prompted to overwrite the specified file, type Y and press ENTER.
12. Type Exit for closing setup and restarting the machine.
Corrupted Registry Entries
Windows Registry is a fundamental part in Microsoft Windows. The increased use of the registry causes outdated, invalid or incorrect information to reside in the registry.
Fixing the registry manually is not a simple task. Thousands of entries having reference to various objects are stored in the registry. Any incorrect change may lead to system instability and thereby loss of precious user data. That’s why a need to use a good registry fixing program arises. You can get a good registry fixing program online which is a must have program to deal with errors such as Ntoskrnl.exe blue screen problem.
Missing or Corrupted Boot.Ini File
A missing or improperly configured Boot.ini file may lead BSOD with Ntoskrnl.exe. If you had recently modified the Boot.ini file; or otherwise, installed new or uninstalled the existing operating systems improperly, then it might be the source of the Ntoskrnl.exe blue screen of death problem.
You need to rebuild the Boot.ini file as below:
1. Do the Steps 1 to 8 mentioned in the Missing or Corrupted Ntoskrnl.exe File section.
2. In the Command Prompt, type bootcfg /rebuild and press ENTER.
3. Press Y to confirm the action.
4. A prompt will ask you about operating system load option. Type /Fastdetect and press ENTER.
Corrupted System Files
Corruption in the system files may cause Ntoskrnl.exe blue screen error. You need to run the SFC utility which replaces any corrupted system files with their original versions.
1. Insert Microsoft Windows installation DVD ROM.
2. Click Start | Run.
3. Type SFC /ScanNow, and press ENTER.
4. Follow the instructions on your screen.
Bad Sectors in the Hard Disk
A corrupted hard disk, having bad sectors may result in BSOD with Ntoskrnl.exe problem. In such case, run the Disk Checkup to find corrupted sectors and repair them.
1. Open My Computer.
2. Right click a drive. For instance, drive C.
3. Select Properties.
4. Click Tools | Check Now.
5. Click Start.
6. Follow the instructions on your screen.
7. Do the Steps 2 to 6 for all the remaining drives on your machine.
Restore the System
Restoring your computer and registry to an earlier state is also recommended. Only choose a system restore point on which the BSOD with Ntoskrnl.exe error was not displaying.
1. Click Start | All Programs | Accessories | System Tools | System Restore.
2. Select the option letting you restore Windows to an earlier state.
3. Select a system restore point on which Windows was working fine.
4. Follow the instructions your own.
Corrupted User Profile
The Ntoskrnl.exe blue screen error may occur, if the user profile where you got the error is corrupted. Create a new User Account.
1. Log on as an administrative user.
2. Click Start |.
3. Click Manage Another Account | Create a New Account.
4. Follow the wizard.
To solve the BSOD with Ntoskrnl.exe error, registry fixing is must.
Source by A. Honey