What is System Thread Exception Not Handled Error?

Encountering a Blue Screen of Death with the error message "SYSTEM THREAD EXCEPTION NOT HANDLED" can be highly frustrating for Windows users. This error is typically triggered by a malfunctioning driver. Outdated, corrupted, or incompatible drivers can lead to this issue, and the first step to address it should involve uninstalling any recently installed programs or drivers that might be causing the problem. Keeping track of updates and reinstalling drivers once a compatible patch or update is released can help resolve the error and ensure smooth system performance.


How to fix Blue Screen of Death

The "SYSTEM THREAD EXCEPTION NOT HANDLED" error is often associated with corrupted or outdated graphics card drivers (VGA drivers), making reinstalling the video adapter drivers a common solution to resolve the issue. While in some instances, the error may resolve itself upon system reboot, most cases require further troubleshooting. Other potential causes of this error include damaged hard drives, corrupted drivers, BIOS corruptions, corrupted Windows system files, or missing Windows registry entries. Addressing these underlying issues through appropriate diagnostic and repair methods is essential to effectively resolve the error and ensure stable system performance.

How to fix?

Uninstall the Recently Installed Program

If you can access the Windows operating system after encountering the error, it is recommended to uninstall any recently installed programs that might be causing the issue. In case you are uncertain about the specific program, service, or startup item responsible for the blue screen, performing a clean boot can help isolate the problematic element. By conducting a clean boot, you can identify the troublemaker and then take appropriate measures to address the issue and prevent further occurrences of the "SYSTEM THREAD EXCEPTION NOT HANDLED" error.

Fix Corrupted Drivers

  1. On your keyboard, press the Windows logo key and R at the same time to invoke the run box.
  1. Type devmgmt.msc and click OK.

bsod Corrupted Drivers
  1. Check each category and expand it to see the devices in that category.
  1. If you see a yellow triangle or question mark next to a device, that means Windows has detected that it has an outdated or corrupt driver.

bsod outdated or corrupt driver
  1. Right click the corrupted driver and select Properties.

bsod corrupted driver
  1. You have two options here, you should update these drivers to the latest version or uninstall and replace them with the new one.

Unable To Access To Windows OS?

Enter Safe Mode and Fix Corrupted Drivers

If your computer is stuck in the blue screen and fails to access to Windows operating system, or if it keeps rebooting over and over again, try the following steps:

  1. Restart your computer, press and hold the Shift key, and press F8 key a few times, until you see the Recovery screen.

bsod Recovery screen
  1. Click on the Troubleshoot button -> Advanced options -> Windows Start-up Settings -> click on the "Restart" button.

bsod Troubleshoot
  1. After your computer is restarted, you will get "Advanced Boot Options" screen.
  1. Enable Safe Mode.
  2. Enable Safe Mode with Networking.
  3. Enable Safe Mode with Command Prompt.

bsod Safe Mode
  1. Select "Safe Mode" to access to your Windows computer.
  1. After accessing your computer, go to Device Manager (previous solution) to uninstall corrupted driver and restart your computer to allow the changes to take effect.

Search and repair corrupted system files on Windows OS

The System File Checker (sfc/scannow) is a useful tool in Windows that allows you to scan and repair missing or corrupted system files. By running this command, the tool checks the integrity of protected operating system files and automatically replaces any incorrect, corrupted, changed, or damaged versions with the correct ones from the Windows system file cache. This can help resolve various issues, including the "SYSTEM THREAD EXCEPTION NOT HANDLED" error, caused by corrupted system files, and ensures the stability and proper functioning of the operating system. You will get more information about this form the following link .

Disable Fast Startup

Windows 10 introduced the Fast Startup feature, which is a hybrid shutdown option that aims to reduce the startup time by saving the system state to a hibernation file upon shutdown. This feature is enabled by default on Windows 10 computers. However, in certain situations, the Fast Startup feature might cause issues, including the "SYSTEM THREAD EXCEPTION NOT HANDLED" BSOD error. By disabling the Fast Startup feature, you may resolve this error and improve system stability. To turn off Fast Startup, you can navigate to the Power Options settings and make the necessary changes. It's always recommended to try different solutions to troubleshoot the error and find the most suitable one for your specific case.

How to turn fast start up on and off in Windows 10?
  1. Press Windows + X. From the menu and click Power Options.
  1. Select "Choose what the power buttons do" on the left.
  1. To turn on fast startup.

bsod fast startup

Check for hardware compatibility

Incompatible hardware can also be a contributing factor to the "SYSTEM THREAD EXCEPTION NOT HANDLED" error. When upgrading to Windows 10, certain hardware components may not have appropriate drivers or may not be fully compatible with the new operating system, leading to system instability and errors. To address this issue, it is essential to ensure that all hardware components are compatible with Windows 10 and have the necessary drivers installed. You can check the manufacturer's website for updated drivers specifically designed for Windows 10, or contact their support to inquire about compatibility. Resolving hardware compatibility issues can significantly reduce the occurrences of this error and improve the overall stability of the system.You can get the information about required hardware at Windows 10 Specifications from the following link .

Conclusion

The Blue Screen of Death (BSOD) is a critical error screen that appears on Windows operating systems when the system encounters a severe software or hardware issue. It is designed to prevent further damage and potential data loss by halting the system and displaying an error message with diagnostic information. The BSOD can occur due to various reasons, including driver malfunctions, hardware incompatibility, system file corruption, or other critical errors.