How to Fix Windows Stop Error 0xc000021A

There are some system files in your Windows that help your computer to run the applications properly. Winlogon.exe and Csrss.exe are also those types of system files. When these files get corrupt or removed from the computer, you may get a very critical error issue i.e. Windows stop error 0xc000021A. After the occurring of this error issue, you will not be able to access the applications or programs associated with those files. You may also lose the important data from your computer hard drive if the error is not resolved soon. Therefore it is very important to fix Windows error 0xc000021A by using either manual troubleshooting or with a third party tool like Advanced System Repair Tool automatically.


{Compatible with Windows 8, 7, XP, ME, Vista, 98, 2000 (32/64)
File Size: 4.9MB Download Time: <(dsl, 2sec, dialup 2min)>}

Symptoms of stop error 0xc000021A in Windows –

Some common symptoms that you may see in your computer are slow performance of the computer, automatic shutdown, system sticking, screen freezing, occurring of blue screen of death error, starting issue, repetitive restarting, opening of some apps without your permission, unable to install or uninstall any programs in the Windows, occurring of many error messages simultaneously on the screen of your computer, etc.

Causes of Windows stop error 0xc000021A –

Main reasons behind the occurring of the stop error 0xc000021A in Windows are incomplete installation of the Windows operating system, corruption in the Winlogon.exe and Csrss.exe system files, incorrect registry entries, virus infections, missing DLL files, damaged device drivers, outdated or incompatible hardware or software, unfinished uninstalling of some files or apps, conflicts among the applications, bad boot sector, hard drive failure, etc.

How to fix Windows error 0xc000021A –

You can fix the issue of Windows stop error 0xc000021A in the computer by using the below mentioned manual method:

  1. First of all insert the Windows OS CD and restart the computer.
  2. Click on Next.
  3. Click on the Repair your computer link.
  4. Now go to the Troubleshoot> Advanced options> Command prompt.
  5. In the command prompt box, type exe /image:C:/ /cleanup-image /revertpendingactions
  6. Press Enter button.

You will see that the command is getting executed and at the end of the entire process, the issue of Windows stop error 0xc000021A will be removed. But one thing you should also keep in your mind that the manual method requires deep technical knowledge. So, you should download and install Advanced System Repair Tool in your computer for automatic fixing of the error.


{Compatible with Windows 8, 7, XP, ME, Vista, 98, 2000 (32/64)
File Size: 4.9MB Download Time: <(dsl, 2sec, dialup 2min)>}

Advanced System Repair Tool is a compatible tool for every version of Windows OS. You can fix the Windows problems automatically by using this tool. It will first scan the whole computer and then find out the errors to remove them completely. The tool will also enhance the performance of the computer after removing virus and infections.


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