Fix: CRITICAL PROCESS FAILED bsod error in Windows 10. – wintips.org

The CRITICAL_PROCESS_DIED blue screen error in Windows 10 (bug check 0x000000EF) indicates that a critical process critical to the operation of Windows has been damaged or stopped due to corruption. The error can appear after a Windows or driver update, but in some cases it is caused by faulty hardware.

Problem details: Windows 10 fails to start normally and displays the message “Your computer has encountered a problem and needs to restart… Search for this error online: A CRITICAL PROCESS DIED” and then restarts.

CRITICAL PROCESS DEAD bsod error windows 10

After restarting, Windows will try to fix the problem using Automatic Repair, but it can’t fix the problem, and you can try restarting the computer or using “Advanced options” to try other options to repair your computer in WinRE offers.

Automatic repair

This guide contains instructions on how to fix the CRITICAL PROCESS DIED BSOD error in Windows 10.

How to fix: A CRITICAL PROCESS (0x000000EF) has died in Windows 10.

Important: Before proceeding with “Important process has ended” blue screen troubleshooting:

1. Disconnect all external devices from the system that is not necessary for the operation of your computer. (eg USB disks or drives, printer, etc.)

2. Make sure of it You have not modified the software or hardware: If you have recently changed the hardware in your computer (for example, you added more RAM or changed the VGA card) or installed a new hardware driver or new software (for example, Antivirus ) is probably the cause of the BSOD problem. In this case, try uninstalling the newly installed hardware/software.

Method 1. Restore your PC to its previous state with System Restore.

1. click on Advanced options button on the Auto Repair screen. *

Additional options for automatic repair

*Note: If your Windows system does not show the Advanced options menu, you will need to boot and repair your PC using USB Windows 10 installer. For this:

    1. Create Windows 10 installation media on a blank USB drive (minimum 8 GB) from another PC.
    2. Turn on the affected computer and boot from the USB Windows installation media.
    3. press The next one on the first screen and then click Repair your computer.
    4. Go to the next step.

2. press Troubleshooting –> Advanced Options –> System Restore.

System Restore WinRE

7. If prompted, select an account with administrative privileges, enter the password for that account, and click Keep going.

system restore-user

8. On the System Restore screen, click The next one. *

*Note: If you get a message like this”no restore points have been created on your computer…“Go to the next method.

system restore01

4. Select the previous restore point and click on it The next one.

image

5. press Termination and Yes to start the recovery process.
6. Now wait for the recovery process to complete. Your computer will restart a few times during the recovery process, and when it’s done, you should be able to log into Windows without any problems.

Method 2. Check the disk and file system for errors.

A second way to resolve a CRITICAL PROCESS DIED BSOD at Windows startup is to check the disk and file system for errors. For this:

1. press Advanced options On the Automatic Repair screen or from the Windows boot media, click Boot The next one > Repair your computer > Troubleshoot

2. From whom Advanced optionschoose Command line.

advanced options command line

3. Type the following command in the command line and click Enter.

4. Note the drive letter of the OS partition (eg “osdevice -> partition =C: “)

5. Then issue this command and click Enter:*

*Note: replace the redX” in the command above with the drive letter you saw above in the OS section.*

* For example, in this example, the OS partition contains the letter “C”, so the command would be:

Check the WinRE disk

5. After the CHKDSK process finishes, issue the following command: *

image

*Note: If after issuing “SFC /SCANNOW” you receive errors “A system repair is pending, which requires a restart. Restart Windows and run SFC again” & “Windows Resource Protection could not perform the requested operation”, issue the following SFC command: **

  • SFC /SCANNOW /OFFBOOTDIR=X:\ /OFFWINDIR=X:\Windows

** Replace the letter “X” In the command above, add a space between \ / and the drive letter you saw above in the OS section. ***

*** For example, in this example, the OS partition contains the letter “C”, so the command would be:

sfc /SCANNOW /OFFBOOTDIR=C:\ /OFFWINDIR=C:\Windows

6. After SFC scan, enter Exit close the command prompt window and power off your personal computer.
7. Turn it on again and try to boot Windows normally. If the same error persists, proceed to the next method.

Method 3. Fix dead critical process by repairing boot files.

1. press Advanced options On the Auto Repair screen or GOOD Boot from Windows boot media and click The next one > Repair your computer > Troubleshoot.

2. From whom Advanced optionsopen Command line.

3. Enter the following commands in order at the command line:

  • disk partition
  • select disk 0
  • list section

4. Pay attention to the size of the system partition in megabytes. *

* For example, as you can see in the screenshot below, the partition size of the system partition is 100 MB.

Find the system partition

5. Find out the volume number* of the system partition and the drive letter** of the OS drive by typing this command:

* In the previous step, we determined that the system partition is 100 MB. So, from the screenshot below, we understand that the system partition is “Volume”. 2“.

** The OS Drive is the drive where Windows is installed. Usually this is “Volume 0”, which is the largest volume listed. In this example, the OS driver is located at “C“driver letter.

Find the volume number of the system partition

6. Now issue the following commands to select the system partition using its volume number (for example, “2” in this example) and assign it a drive letter (for example, “Z”). When done, exit DISKPART:

  • select volume 2 *
  • assign letter = Z
  • Exit

*Note: Change the volume number according to your situation.

image

7. Finally, issue the following command at the command line:

  • bcdboot C:\windows /s Z: /f UEFI

*Note: Replace the letter “C” with the drive letter OS volume in your case.

fix boot uefi

8. Close all windows, remove the Windows installation media, and try to boot Windows normally. If Windows does not load, follow the same steps, but enter this command at the end:

    • bcdboot C:\windows /s Z: /f ALL

boot fix mbr

Method 4. Restore the Windows registry.

The next method to fix CRITICAL PROCESS DIED BSOD error in Windows 10 is to restore registry files from “C:\Windows\System32\config\RegBackup” folder. For this:

1. press Advanced options On the Auto Repair screen or GOOD Boot from Windows boot media and click The next one > Repair your computer > Troubleshoot.

2. From whom Advanced optionsopen Command line.

3. Type the following command in the command line and click Enter.

4. Pay attention to the drive letter of the OS partition (eg “osdevice -> partition =C: “)

Output of the bcdedit command

5. Then enter the driver letter + of the OS section : and press Enter (eg “C:“).
6. Then issue the following commands in order ( Enter after each command):

  • cd \ windows \ system32 \ config
  • md backup
  • Copy *.* backup
  • CD ragback
  • copy *.* ..

*Note: press a when prompted to overwrite all files on the target.

restore the registry

7. Type Exit and press Enter to close the command prompt.
8. Restart your computer.

*Note: If your computer does not start after restarting, the error “The operating system could not be loaded because the system registry file(s) are missing or have errors“, do the following:

    1. Boot your computer from Windows installation media and run a command prompt.
    2. To restore the original registry files from the “backup” folder, issue the following command and then restart your computer.
    • cd \ windows \ system32 \ config \ backupold
    • copy *.* ..
    • Exit

Method 5. Clean Install Windows 10 and Check Hardware.

If none of the above methods resolves the “CRITICAL PROCESS HAS HAPPENED” issue, your best option is to backup your files and perform a clean install of Windows 10 or FIND YOUR PC. *

*Note: If you encounter the same error after a clean install of Windows 10, it indicates a device driver or hardware problem. In this case, follow these steps to find the culprit:

    1. Check for memory (RAM) issues to make sure it’s good.
    2. Use a stable or previous version of the driver for your graphics adapter (VGA).
    3. If possible, replace the Graphics adapter and see if the problem persists. (In most cases it is to blame).
    4. Clean Windows on another drive.

That’s it! Which method worked for you?
Let me know if this guide helped you by leaving a comment about your experience. Please like and share this guide to help others.

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