How To Fix: Unreal Engine is Exiting due to D3D device being Lost

Sneha Zacharia


3 min read


How To Fix: Unreal Engine is Exiting due to D3D device being Lost

“Unreal Engine is exiting due to D3D device being lost” is a prevalent error that pops up. The developers of Unreal Engine claim that this problem typically arises when the hardware or graphics of the computer are not correctly synchronised with Unreal Engine, which therefore prevents it from functioning properly with D3D devices. In this article, we’ll go through all the explanations for why this problem arises and what solutions there are.

6 Ways to Fix Error: Unreal Engine is Exiting due to D3D device being lost

1. Update Unreal Engine

Unreal Engine keeps coming out with new versions and plenty of updates. If you notice the Unreal Engine exiting due to the D3D device being lost error, it could be due to you using an outdated unreal engine or a different version. Updating your Unreal Engine to the latest version with previous bugs fixed should help fix the error.

2. Change your Default Graphics Card

Installing dual graphics cards is something that is very common in the gaming community. Though sometimes your game may not be compatible with the dual sitch. This could cause you to face the error we discussed.

Fixing this can be as simple as making your default graphics card your dedicated graphics card.

  • Click Manage 3D settings in the NVIDIA Control Panel
  • Choose the High-Performance NVIDIA Processor in the drop-down menu of the Global Settings Tab
  • Select Apply
  • Restart your device and check if the error persists

3. Update Device Driver

Updating your device’s driver usually helps solve a multitude of issues. When you face the error, try to update your drivers manually.

  • Navigate to the device driver manufacturer’s website
  • Find the driver that corresponds to your Windows version
  • Download Driver
  • Once downloaded, open the file and follow the on-screen instructions

4. Lower your Max GPU clock

Some users have noticed that a great way to get rid of the error “Unreal Engine Exiting due to D3D being lost” is to lower your Max GPU clock. You might be pretty sure that your GPU isn’t overclocked and that many of your other games are working fine.

Use ASUS GPU Tweak to manually lower the GPU Boost Clock by 170Mhz, and then you shouldn’t have any errors anymore.

5. Disable NVIDIA Geforce Experience Battery Boost

Have you ever noticed that the engine exiting error pops up every time your laptop or device discharges? Once your device powers low, it could be possible that the Geforce experience battery boost is causing your Unreal Engine error.

This should help you solve your problem:

  • Activate NVIDIA Geforce Experience. If you don’t have it, download it from the NVIDIA website.
  • After selecting Games, turn off BATTERY BOOST.
  • Relaunch your game and your error should be fixed.

6. Disable Antivirus Software

Your antivirus programme and Unreal Engine might interfere with each other. Therefore, try disabling your antivirus before starting the game to see if the error pops up or not.

If the issue is resolved, you might think about switching antivirus software. You can also seek help from the maker of your antivirus software.


Keep working through all the steps till you find one that works for you. We have hopefully helped you fix your device error. There’s also a lot we can offer to you in terms of post-production solutions and software. Head on to Postudio and have your choice of software and more.

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