Best Ways to Quickly Fix System Thread Exception Not Handled

Not handling system thread exceptions is one of the most frustrating things that can happen when using the Windows operating system. This error is mainly due to a malfunction of the controller. An outdated, corrupted, or incompatible driver can cause your system to display this message. If a recently installed program or driver has caused this problem, the first approach should be to uninstall them, as they are not supported, keep track of updates, and try to install them again when a driver update or patch is released. Do it Treatment.

In most cases, this error is caused by corrupted or outdated graphics card drivers (VGA drivers), and the usual solution to resolve this issue is to reinstall the video adapter drivers. Sometimes this error will fix itself, it will restart the entire Windows operating system and start Windows normally, but in most cases, it will not. Other issues can cause this error such as a corrupted hard drive, corrupted drivers, BIOS corruption, corrupted Windows system files, or missing Windows registry entries, etc.

What makes it more complicated than other BSODs is that various drivers can cause problems, and sometimes your computer may not detect all of them. That is why the first step users should take to deal with this error is to find the exact driver that is causing the problem.

What exactly does the “Unhandled System Thread Exception” error mean?

Simply put, an “Unhandled System Thread Exception” error occurs when the driver cannot catch an exception to the error that the system thread may have thrown on your computer.

Also, the error will have stop codes like 0x0000007E, 0x100007E. Sometimes it also comes with a filename like igdkmd64.sys, atikmdag.sys, etc.

Since the controller was unable to detect and correct this error in time, a blue screen of death would appear as a result. Your computer will hang on the reboot cycle, where it will try to gather information and resolve the error. Therefore, it will reboot in safe mode.

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Identify the problem driver

Whenever you see the “Unhandled System Thread Exception” BSOD error, you will see the failed system driver file (.sys) next to it. Various drivers that trigger the error include:

  • sys — Intel graphics driver
  • sys — NVIDIA graphics driver
  • sys — AMD graphics driver
  • sys — Windows ACPI driver
  • sys — Realtek audio driver
  • sys — Network card driver
  • sys — USB driver
  • sys — Mouse or keyboard driver
  • sys — Synaptics Touchpad driver

Take a picture of the “Unhandled System Thread Exception” BSOD screen the next time this happens. Then do an online search for the system driver file name to identify the relevant device driver.

If you can’t wait until the “Unhandled System Thread Exception” error reappears in Windows 10, download and run Nirsoft’s free BlueScreenView applet. It automatically scans the BSOD dump files and transmits the driver file that is causing the problem.

Boot with safe mode

Safe Mode is a convenient tool to fix blue screen problems with Windows. In this mode, the PC boots up with minimal configuration. Disable all startup programs and device drivers. Through Safe Mode, we can solve any problem that prevents our Windows from working.

There are three types of Safe Mode provided by Microsoft.

Safe mode

It starts with the minimum number of drivers that are possible to start the operating system. Even the internet connection does not work in this mode.

Safe mode with Networking

It starts with the same set of drivers and services as above. It also includes network services. You can use an internet connection to troubleshoot in this mode.

Safe Mode with System Icons

Start the operating system only at the command prompt. Unlike the other two modes, this mode disables the graphical interface. It is possible to access the PC only through Command Prompt commands. This is useful when the system is having trouble displaying graphical components.

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Steps to get started in Safe Mode

When PC Works in Normal Mode

  • Right-click on the Start menu and select Settings.
  • Go to Update & Security.
  • Select Recovery in the navigation panel on the left. Windows Recovery Settings
  • Under Advanced Startup, click Restart Now. Windows PC Recovery Restart
  • After the PC restarts to the Choose an option screen, select Troubleshoot. Windows Choose an Option Troubleshooting Options
  • Select Advanced Options. Windows Advanced Troubleshooting Options
  • Click Startup Settings. Windows Troubleshooting Startup Settings
  • Select Restart. Windows 10 Startup Settings Restart PC
  • After the PC restarts, press 5 or F5 to boot into Safe Mode with Networking. Boot Windows in Safe Mode with Networking

When the PC gets stuck on the login screen

  • Hold down the Shift key and select the Power button.
  • Click Restart.
  • Follow steps 5-9 above (when PC is running in normal mode).

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Update device driver

The “Unhandled System Thread Exception” BSOD error is usually caused by outdated hardware drivers, such as those related to the video card.

Visit the device manufacturer’s website and download the latest drivers for the device. Then run the executable to update the drivers.

In cases where you are having trouble finding specific device drivers online, you can use the Driver Updater tool to automate the process.

Install windows 10 update

The latest Windows 10 updates not only include various fixes for errors and problems you may encounter while using your PC but also include hardware driver updates. You have to install them.

  1. Open the Start Menu and select Settings.
  2. Select the Updates & Security option and select Check for Updates to start checking for new updates.
  3. Select Download and install to update Windows 10 and View all optional updates to select and install hardware driver updates.

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Update/reinstall faulty driver

If BSOD names the file that is causing the problem, you will need to determine which driver it is associated with. You can find such information on the Internet by searching for that file.

Once determined, you must now update or reinstall the faulty driver. To update the faulty driver, open Device Manager by typing devmgmt.msc in Run. Now, find the device with the faulty driver and then right-click on it. In the context menu, click Update Driver.

In the pop-up window, click Search for drivers automatically. The wizard will now search online for available updated drivers. Once installed, restart the computer. However, if the driver update fails, we suggest that you visit the manufacturer’s website and download and install the driver package manually. Or it can also find and install device drivers automatically.

If the driver cannot be updated, we suggest that you uninstall the device and then reinstall the driver. To do so, open Device Manager again, right-click on the device with the faulty driver and click Uninstall device from the context menu. Next, you will be asked if you want to remove the driver as well. Check the box and click Uninstall.

Once removed, reinstall the driver using the manufacturer’s website and you will have a newer version of the file causing the problem.

Reinstall your windows installation

When none of the steps above resolves the system threads exception error on your computer, your last option is to reinstall your Windows 10 installation. Windows 10 has an option to keep your personal files, so in most cases; you will not lose any data.

But always make sure you have a backup of your files before you start reinstalling your Windows installation.

Recovery USB is the easiest way to repair Windows 10. I have told you in this article how you can do it. Use the USB to reinstall your Windows installation.

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When you uninstall, reinstall and update the old drivers, the problem is fixed for most of the people who still get the error after doing the above five methods should try a clean reinstall of the operating system. Watts can be done.

Thorough cleaning and reinstallation of the operating system will bring it back to factory settings, so to speak, and will ask you to update your operating system and basic drivers to their latest versions.

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About Author
An engineer and MBA, who is a technology and a gadget freak. I write about smart home solutions and gadgets like all wireless devices, technology brands like Apple. Love to follow the latest trends in the technology space and write about latest developments.