Fix the blue screen on your Windows screen with the message Stop: c000021a {Fatal System Error} Follow these 9 ways to fix this error on 10/8/7 laptop. This error usually occurs when the Csrss.exe or Winlogon.exe services suddenly stop working. When such a problem occurs, Windows stops responding completely and displays the error on the screen. There are various reasons for such errors, e.g. B. Faulty or damaged internal or external hardware, pre-existing corrupted files in the system due to virus or improper system shutdown, improperly installed Windows service pack, pre-existing third-party software causing problems, etc.
Here is the full text of the blue screen displayed on the computer's monitor:
STOP: c000021a {FATAL SYSTEM ERROR}
The first session or system process terminated unexpectedly with a status
of 0x00000000 (0xc0000001 0x0010034c). The system has been shut down.
How to Fix Error c000021a in Windows 10/8/7
There are several ways to fix this blue screen problem. Follow these 9 easy ways to fix this error message:
Restart the system
Restart the system. After restarting the system, this issue should be resolved automatically. But there are other options if this option doesn't work. These are listed below.
Check if the PC drivers are up to date
Corrupt drivers are responsible for blue screen errors, so we need to make sure all drivers are updated. With DriverFinder we can run a free driver scan and make sure that all the drivers on our PC are updated. Alternatively, the following steps can be used.
Run the Chkdsk command
We can go to command prompt and ' chkdsk /f '
Take out the battery
Disconnect the computer and remove the battery. Repair the battery again, restart the computer and see if the screen still shows the error message.
Check the memory card (RAM)
In general, faulty RAM leads to many fatal errors and can be replaced very easily and also at cheap prices. If you don't like doing it yourself, consult an expert. Alternatively, you can also run Memtest86+ and see if it reports an error before completely changing the RAM. You need to download this application from memtest.org website.
Run Disk Defragmenter
- Go to the Start button and select Control Panel.
- Then go to System and Security
- The Administration window appears
- Then click Defragment your hard drive.
- A dialog box will appear
- Click the Analyze Disk button.
- When the analysis is complete, click the Defragment Disk button and then click Close.
Error 0x80070091 The directory is not empty
Check for malware
Use malware and antivirus scans to detect and fix existing malware or viruses. My favorite tool is 'Spybot-Search\ Destroy' for scanning malware on a local computer.
Last known good configuration
Restore the system to the last known good configuration. This is one of the safest methods.
Restart your computer and press F8 contentiously as soon as your computer boots/boots. Here is a print screen for your guide:
Reinstall the operating system
This can be done in two ways:-
- Reinstall Windows
Back up any important files or save them to a USB stick, CD, or external hardware device. Format your hard drive and reinstall Windows.
- Perform a WINDOWS SYSTEM RECOVERY
Press CTRL + SHIFT + ESC on your keyboard to launch Task Manager.
Next click on the Application tab and then on ' New Task ' and then on ' Browse '.
Next, go to C:\Windows\System32\Restore\folder (Select the System32 directory if you have a Windows 7 operating system)
Double-click the rstrui.exe file to start System Restore. Your computer will restart during the process and the issue will be resolved automatically.
After that, restart your computer in safe mode by pressing the F8 key.
Pro method to access system restore
- Click the Start button
- Type ' system restore '.
- Click OK
- 'Restore system files and settings' opens.
- Click Then follow the steps.
- Your system will be restored to a specific date.
Now the error 'c000021a' is no longer displayed. However, if you keep seeing this error and bugging you, the last option is to reinstall the windows. Have fun !!
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