[FIXED] System Thread Exception Not Handled Error Windows 10

There are a number of errors which the Windows users face in their day to day life but the worst of them are the BSOD errors also known as the Blue Screen Of Death Errors. When a Blue Screen Of Death Error appears, there is a chance that you might not be able to log in to your Windows profile. One of the most common causes of this Blue Screen Of Death Error is the conflict in the drivers. This particular error appears when the computer is being booted.

The error messages that pop up on your system might be something similar to these:

  • SYSTEM_THREAD_EXCEPTION_NOT_HANDLED (nvlddmkm.sys)
  • SYSTEM_THREAD_EXCEPTION_NOT_HANDLED (wificlass.sys)

If you are getting the nvlddmkm.sys error then that might be due to the video card driver. This might indicate that the Blue Screen Of Death error has been occuring because of the graphics driver which is incompatible. The first one is related to the Nvidia driver.

If you are getting the wificlass.sys error then the main problem is with wireless drivers. Sometimes, these drivers malfunction because of driver conflict or the incompatibility issue which comes with the updation of the Windows Operating System.

We will tackle both of those problems in this article here by either making several modifications to those files or modifying the system itself. We will surely solve the system thread exception not handled error, but first we will discuss the base of all the steps which is mandatory in almost each and every procedure.

To open up the command prompt in case you are unable to boot into the Windows Operating System:

  1. First create a drive with the installation image files in it.
  2. Insert the drive, and in case the drive is not added to the preferred ‘Boot Access’ devices in the BIOS, make sure to do so.
  3. Once you are booted into the installation menu, click the Next button
  4. Now click on the link to ‘Repair your Computer’ and then click on the Troubleshoot option
  5. Open up the Advanced settings and you should now be able to access the Command Prompt using the option in the list
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There are other ways you can open up the CMD, but it is not recommended to try and access it without the bootable drive. So we will stick with the options which are safe and do not pose a threat to our OS.

There have been instances where the users have cause irreversible damage to their systems. The damage is caused by the misconfiguration of certain files which are important to the operating system. Make sure you create a System Restore point so that your system will be recoverable and you can go all out on all the fixes which are mentioned below.

We will list multiple fixes here. There are different systems which use different configurations and that is the reason, there is a chance that the root cause might differ as well. We do not want you to waste your time jumping from one website to another in search of the fix which is specific to your configuration. Make sure that you use all the fixes in order to find our the method which works out for you.

How to Fix SYSTEM_THREAD_EXCEPTION_NOT_HANDLED error

Fix 1: Removing the core drivers

Depending on the file name which the error indicates, you will need to find the appropriate driver and uninstall it in order to check if the error goes away. You can re download the cleaner version of the driver using the official website of the vendor.

  1. Use the base method mentioned above to open up the Command Prompt
  2. Use the command: bcdedit /set {default} bootmenupolicy legacy
    system thread exception not handled
  3. Make sure to press the Enter key after inputting the command
  4. What this will do is enable the Legacy Boot mode
  5. Type the command: exit and press the Enter key
  6. Once the computer is rebooted, make sure to rapidly press the F8 key in order to open up the Advanced Boot Options
  7. Once you are able to see the Advanced Boot Options, opt for the option to boot into the Safe Mode
  8. Use an account with Admin privileges to Log In
  9. Press the Start + R key combinations in order to open up the Run dialog
    system thread exception not handled
  10. Type in the command: devmgmt.msc and press the Enter key
    system thread exception not handled windows 10
  11. Uninstall the drivers which are causing the system to crash
  12. Reboot your computer and then install the clean drivers using the official vendor website
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Fix 2: System Restore

  1. Boot using the installation media and click on the option to Repair your Computer
  2. Go to Troubleshoot > Advanced > System Restore
  3. Follow the on screen instructions and Restart your computer
  4. This should be able to fix the problems you are facing with the drivers

Conclusion:

We have compiled this guide in order to solve the SYSTEM_THREAD_EXCEPTION_NOT_HANDLED error in simplistic manner. Make sure that you follow each and every step under all the fixes mentioned in this article. We hope that this helps. Good luck.

 

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