How to fix Kmode exception not handled error [11 Solutions]

Milan Stanojevic
by Milan Stanojevic
Windows & Software Expert
Milan has been enthusiastic about PCs ever since his childhood days, and this led him to take interest in all PC-related technologies. Before joining WindowsReport, he worked as a front-end web developer. Read more
Affiliate Disclosure
  • Kmode error occurs when your OS suffers a serious blow and is forced to stop completely. 
  • This type of error, with all its possible variations, has a few fixes which we list below.
  • In order to easily solve the Kmode_exception_not_handled error in Windows 10, you have to update your BIOS.
  • The Blue Screen Kmode exception not handled error can be repaired by replacing RAM. Read on for more details!
BSOD error Kmode exception not handled Windows 10
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Kmode_exception_not_handled is a Blue Screen of Death error on Windows 10, and it can be caused by a number of things.

Because of this particular error, your device restarts repeatedly and in some cases, you are not able to access Windows 10 at all. Therefore, the only solution to fix this problem is to access Safe Mode.

The solutions we found may also work for other errors that users reported such as:

  • Kmode exception not handled ntfs.sys/netio.sys/ ndis.sys/ syntp.sys/ wdf01000.sys/ etd.sys/ tcpip.sys/ tppwr32v.sys/ usbport.sys/ igdkmd64.sys/ intelppm.sys/ iastora.sys – This is how the system points out to the name of the file that caused the error. You can use that information to find the problematic device or application.
  • Kmode exception not handled overclock – This signals the increase of the voltage to the CPU.
  • Kmode exception not handled RAM – Usually it means that is a faulty RAM module that periodically gives the errors.
  • Kmode_exception_not_handled USB – This message indicates a bad driver or a faulty USB device.
  • Kmode exception not handled during install – Once again, this error can be caused by a corrupted driver that isn’t compatible with your PC.
  • Kmode exception not handled loop – It indicates the incompatibility or old graphics card drivers on your PC.

The mentioned errors appear mostly on PCs, but they have also bee replicated on virtualization software such as VMware or VirtualBox.

How can I fix the Kmode exception not handled BSOD error?

1. Use a repair tool

If you want to solve the problem of Kmode exception not handled BSoD error quickly and efficiently, then should safely use a repair tool found below. It is tested by our experts, and you will get rid of this kind of errors in no time.

Restoro repair

Restoro is powered by an online database that features the latest functional system files for Windows 10 PCs, allowing you to easily replace any elements that can cause a BSoD error.

This software can also help you by creating a restore point before starting the repairs, enabling you to easily restore the previous version of your system if something goes wrong.

This is how you can fix registry errors using Restoro:

  1. Download and install Restoro.
  2. Launch the application.
  3. Wait for the software to identify stability issues and possible corrupted files.
  4. Press Start Repair.
  5. Restart your PC for all the changes to take effect.

As soon as the fixing process is completed, your PC should work without problems, and you will not have to worry about BSoD errors or slow response times ever again.

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Disclaimer: This program needs to be upgraded from the free version in order to perform some specific actions.

2. Install the missing drivers

Kmode_exception_not_handled error can sometimes be caused by missing or corrupt drivers. As expected, to fix this problem, it’s recommended to install the missing drivers.

If you cannot access Windows 10, you might have to do this procedure from Safe Mode. If the already mentioned way to access Safe Mode doesn’t work, use the following:

  1. While your computer boots keep pressing F8 or Shift + F8.
  2. If the shortcut works, you should see a list of options available.
  3. Choose Safe Mode with Networking and wait until your computer starts Safe Mode.

Then, proceed with these steps:

  1. Press Windows Key + X and choose Device Manager from the menu.
    Kmode_exception_not_handled USB
  2. Find any unknown devices, right-click them and choose Update driver.
    Kmode exception not handled during install
  3. Choose Search automatically for updated driver software.
  4. If that doesn’t work, you might want to try the Browse my computer for driver software option instead.
    Kmode exception not handled loop
  5. After you’ve installed all the missing drivers, exit the Safe Mode, and check if the issue is resolved.

3. Update your network drivers

Kmode_exception_not_handled netio.sys error is often related to your network adapter, and in order to fix this problem, it’s advised to update your network adapter drivers.

To do that, enter Safe Mode and visit your network adapter manufacturer’s website to update the software.

Alternatively, you can also do this from another computer and download the latest drivers for your network adapter, then install them in Safe Mode on the faulty device.

If updating your drivers doesn’t work, or you do not have the necessary computer skills to update/fix the drivers manually, we strongly recommend you to use a third-party repair tool.

⇒ Get DriverFix

4. Rename the problematic file

As we previously mentioned, certain software can cause the mentioned BSOD error on Windows 10.

For this particular instance, the error also includes the problematic file – bdselfpr.sys.

Users reported that changing the name of the problematic file, for example, bdselfpr.sys to bdselfpr.s__ has fixed the problem for them.

Bear in mind that changing the name of these files isn’t always the best solution, because it can lead to even more system instability.

If you plan to change the name of the file that is causing this issue to perform quick research and make sure that you’re not changing the name of any crucial system file.

5. Uninstall ON/OFF Gigabyte

Uninstall ON/OFF Gigabyte

ON/OFF Gigabyte is a program designed to work with USB power stations, however, users reported that the driver for this software is outdated and incompatible with Windows 10.

If you use such software on your device, make sure to remove it. You can use the IObit Uninstaller program mentioned in the second solution in this article.

6. Uninstall your antivirus software

Uninstall your antivirus software

Sometimes the kmode_exception_not_handled error can be caused by your antivirus software.

Users reported that McAfee antivirus software is responsible for this error, so in order to fix it, it’s advised that you remove this software from your computer.

On this note, we suggest using a professional uninstaller tool to completely remove any files and registry items related to the faulty antivirus.

Note that we advise against leaving your device unprotected.

Therefore, after uninstalling the initial antivirus, you should install a different protection software on your Windows 10 PC. A more reliable one or an antivirus will minimally impact the system.

7. Manually set your CPU voltage

Manually set your CPU voltage

Few users reported that the CPU is sometimes responsible for BSoD errors. In this particular situation, you’ll have to manually set the CPU voltage.

This is an advanced and potentially dangerous process, therefore, before you try it make sure to check your motherboard manual and consult with an expert.

8. Update your BIOS

Kmode exception not handled RAM

In some cases, the kmode_exception_not_handled error can be caused due to an outdated version of BIOS.

To update your BIOS, you need to visit your motherboard manufacturer’s website and download the latest version for your motherboard.

Also, check your motherboard instruction manual to see how to properly update BIOS.

Bear in mind that BIOS update is an advanced procedure, and if not performed correctly it can cause permanent damage to your PC.

9. Check your RAM

  1. Press Windows Key + R and enter mdsched.exe.
  2. Press Enter or click OK.
    Kmode exception not handled BSOD
  3. In the Windows Memory Diagnostic window, choose one of the two options and follow the instructions.
    Kmode exception not handled ntfs.sys

10. Replace your RAM

Kmode exception not handled VMware

Few users confirmed that the kmode_exception_not_handled ntfs.sys is caused by faulty RAM, so in order to fix it, you’ll have to find the faulty RAM module and replace it.

If your computer is under warranty make sure to take it to a repair shop and ask them to do it for you.

11. Uninstall the VPN client

Uninstall VPN client

The kmode_exception_not_handled NTFS.sys BSOD error, for instance, is reportedly caused by VPN clients such as BitDefender and/or Cisco.

The solution is to try and uninstall them. However, since using a VPN is useful for your overall online activity, we rather recommend pausing the client and see if it helps.

If not, and you decide to go for the removal, we suggest reinstalling it the BSoD is fixed.

These were our recommendations for the Kmode BSoD issues. We hope that you managed to bypass it, and we’d like to hear what worked for you.

On the other hand, you could prepare beforehand for such unhappy events by installing one of these reliable tools that will help you fix pretty much any system error.

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Frequently Asked Questions

  • Kmode Exception Not Handled is a blue screen error triggered by a system crash. The main reason behind this issue is the Kernel Mode Program causing an exception that could not be identified.

  • A  faulty driver is one that has been corrupted and hence, has turned unusable. When a driver is corrupted, the corresponding device that depends on it also becomes inoperable.

  • There are several easy-to-use dedicated tools to help you find and fix driver errors: update drivers, backup drivers and auto-detect drivers.

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