7 Fixes for System Thread Exception Not Handled BSOD in Windows 10

Nov. 25, 2020 / Updated by Bessie Shaw to Windows 10

Some Windows 10 users are unable to use their computers after their Windows start and stuck in the endless reboot of system thread exception not handled blue screen error. Some may also have this BSOD system_thread_exception_not_handled immediately a few seconds after entering the OS.

The stop code System_thread_exception_not_handled is the bug check message often with names like atikmdag.sys, nvlddmkm.sys, nwifi.sys, etc. that notice the faulty files. This blue screen error is mainly caused by outdated, incompatible or correctly configured drivers. Besides, a recently installed program can also result in the error.

fix-system-thread-exception-not-handled-in-windows-10.png

Solutions for System Thread Exception Not Handled BSOD Error in Windows 10

If you get this error code unfortunately, don’t be worried. We’ve had some workarounds below, with which you could refer to solve your system thread exception not handled error.

Note: If you can’t enter Windows 10 or your PC is stuck in the BSoD, go to Solution 4 directly.

Solution 1. Uninstall the Recently Installed Program

If you can enter Windows 10 after the system thread exception not handled blue screen, go and uninstall the program you’ve recently installed. If you are not sure which program or services or startup causes the blue screen, you can perform a clean boot to find out the troublemaker.



Solution 2. Check and Repair Faulty System Files

Corrupted system files can also result in System_thread_exception_not_handled blue screen error and many other issues like that, such as DRIVER_IRQL_NOT_LESS_OR_EQUAL error, 0x0000003B System_Service_Exception error, Windows 10 INACCESSIBLE_BOOT_DEVICE error, etc. You can use CHKDSK command lines to verify and repair those faulty system files:

1. Use Windows shortcut keysWin + X to launch the Jump List, and then select Command Prompt (Admin).

2. Type into the command line CHKDSK C: /F /R and hit the key Enter.

3. Follow the instruction on screen. Windows 10 will restart and find corrupted files in system. Just wait for a while until it finishes the work.

use-chkdsk-to-fix-system-thread-exception-not-handled.png

Solution 3. Use SFC Command Line to Fix System_Thread_Exception_Not_Handled Blue Screen

This solution is similar to the one in Solution 2, but a scanning over Windows 10 is really necessary to resolve the system_thread_exception_not_handled error.

1. Launch Command Prompt (Admin) in Windows 10.

2. Type SFC /scannow in to the dialog box and hit the key Enter.

3. Windows will execute the command. Once there’re errors, it will fix it automatically. When it finishes the work, restart you computer.

use-sfc-to-fix-system-thread-exception-not-handled.png

These BSoD-related articles may also interest you:

Solution 4. Enter Safe Mode and Fix System Thread Exception Not Handled Error

If you can sign in Windows 10, enter safe mode as usual. But if your computer is stuck in the blue screen and fails to access to Windows 10, or if it keeps rebooting over and over again, try the following:

Note: In this case, you can’t enter safe mode via the sign-in or lock screen or the desktop. But if the system fails to load configuration for a long time, Windows RE (Recovery Environment) will appear on the screen, with which you can enter the safe mode. When there’s no Recovery screen, try:

Choice 1:Start your computer and after several seconds, press and hold the power button to shut down. Repeat this over 3 times until you see the Recovery screen.

Choice 2:Start the PC, and then hold the Shift key and hit F8 frequently.

enter-safe-mode-recovery-to-fix-system-thread-exception-not-handled.png

Follow the steps to enter safe mode and repair driver problems.

1. On the Recovery screen, click on the button See advanced repair options. And then select Troubleshoot, Advanced options, Windows Startup Settings and Restart in order. Press F4/F5 to Enter Safe Mode (with Networking).

enter-safe-mode-to-fix-system-thread-exception-not-handled.png

2. Learn about which driver may cause the system thread exception not handled error according to what you see on the blue screen. For example, atikmdag.sys means AMD Display graphics driver.

3. Go to Device Manager and uninstall the problematic driver. And then reinstall it in an appropriate version.

If you are not sure which driver should be uninstalled, you can use Driver Talent in safe mode, which is able to detect and verify faulty drivers on your computer and then reinstall the best-match drivers. Click Download below to get it directly and fix your system_thread_exception_not_handled BSoD error instantly.

Download Now


Here are 3 easy steps to repair the faulty drivers:

1. Launch Driver Talent and do a free scan over your PC.

2. Click on the Repair button to fix problematic graphics driver, wifi driver, audio driver, etc. Driver Talent will reinstall proper drivers for Windows.

3. Restart the PC to make the newly installed drivers take effect.

Note: It is better to back up drivers with Driver Talent before any driver changes in case other system issues happen suddenly.

Solution 5. Stop the Fast Startup feature

The feature of Fast Startup is generally a typical reason that leads to the system thread exception not handled error. This is a Windows 10 feature aimed at reducing the time taken by the system for booting up. Disabling this feature can help the redressal of this issue and here are the steps to do so:

1. Press the keys of Windows + R together for launching the Run dialog box.

2. Enter Control Panel. Hit the Enter.

Control-Panel.jpg

3. Select the option of Power Options here.

4. Click on the option. Choose what the power buttons do & then on Change settings that are currently unavailable.

Stop-the-Fast-Startup-feature-1.jpg

5. Find the option Turn on fast startup (recommended) and untick the box against it.

Stop-the-Fast-Startup-feature-2.jpg

6. Click the tab Save Changes.

Solution 6. Operate the DISM compound

If the missing or corrupted files are found to be the reason behind the BSOD errors like system thread exception not handled, then the SFC commands can be used to fix the error. However, if the SFC commands fail to do the job, then you can take the help of the DISM command for resolving the issue. Here are the steps:

1. Hit the keys Windows + R for opening the jump list.

2. Set Command Prompt as the Admin.

3. Enter this command- DISM/online/Cleanup-Image/CheckHealth. Hit the button Enter. This will start the checkup for the status of files in the system and diagnose any corruption in their local image that must be needing fixation.

Operate-the-DISM-compound-1.jpg

Or

You can even launch an advanced scan for checking the Windows 10 images and if they have any issues. Enter this command- DISM/online/Cleanup-Image/ScanHealth into the box of Command Prompt. This will finish in some time.

Operate-the-DISM-compound-2.jpg

4. If any issue occurs to be existing in the Windows 10 images, it can be fixed by the below code-DISM/online/Cleanup-Image/RestoreHealth.

5. This will perform the advanced scan as well as repair the files automatically too.

Operate-the-DISM-compound-3.jpg

Solution 7. Reset the Windows

If nothing has so far worked out in your favor in fixing the system thread exception not handled the error, then the last way you may have to take is performing the Windows reset. Follow these steps to do it:

1. Hit on the tab Start and then select Settings.

2. Click on the option of Update & Security. Select the option Recovery in the left panel.

Reset-the-Windows-1.jpg

3. Select the option Reset this PC, followed by the option Keep my Files.

Reset-the-Windows-2.jpg

4. Hit the button Next, followed by Reset, and lastly, the tab Continue.

In some time, the process of Windows reset will complete. After that, restart the PC, and the BSOD error would be gone.


If you still fail to resolve BSoD error system thread exception not handled in your Windows 10, please comment below and describe your issues in details. We’ll try our best to help you. If you encounter other blue screen problems, do a search via the searching box on the right top or check Windows 10 Issues and Fix section for more solutions.

Tags:error code, 

Driver-TalentExplorerMaxDownLoad_DT_NetDriver Talent for Network Card
Smart and advanced file explorer tool for Windows platformsDownload & Install Network Drivers without Internet Connection
30-day Free TrialFree Download

We Are Trusted By