Have you received this error "Unreal Engine is exiting due to D3D being lost?"
The methods below can help resolve this error.
You don't have to try all of these methods. Work down the list until you find the one that resolves your error.
1. Update your device driver.
Outdated device drivers can affect your game.
- Press Windows + R.
- Type "DxDiag" and click OK.
- After the DirectX Diagnostic Tool loads, select the Display tab.
- The video card's name and manufacturer are listed in the Device section. The current driver version is listed in the Driver section.
- Visit the driver manufacturer's website to obtain the most up-to-date driver.
Contact the driver manufacturer for assistance with updating the driver. If your PC is under warranty, contact the manufacturer.
2. Disable Full Screen Mode
Try disabling the Fullscreen mode in the game. Being in Windowed mode has been known to fix this issue for some games
3. Reinstall Direct X and change FreeSync settings
Try reinstalling DirectX and change the FreeSync settings.
- Reinstall DirectX on your computer and then restart it before proceeding ahead.
- If you have a FreeSync monitor, navigate to GSync settings through the GeForce Experience application.
- Once you locate your FreeSync monitor settings, Enable for Full-Screen option. Check the box for Enable settings for selected Display as well.
- Restart your computer completely after making changes and see if this solves the problem.
You can also test the same procedure for ‘Windowed mode’.
4. Disable Antivirus/Firewall Software.
Antivirus software can mark verified processes as malware and see them as a threat. This can happen with a lot of different games and will disable the game from running or not grant enough permissions to access the needed resources to run the game.
- Try disabling your Antivirus software and see if this helps.
5. Change your default graphics card
Some people may have their own dedicated graphics installed on their PC. Dedicated graphics are usually added late on, on-top of the in-build graphics module by Intel (Intel HD or Intel UHD. This may cause issues.
- Right-click anywhere on your Desktop and select NVIDIA control panel.
- Once the control panel is opened up, click on Manage 3D Settings. Now click on Program settings.
- Now, you will see a drop-down containing the list of all programs. Add Unreal Engine and select NVIDIA (Dedicated graphics) from the second drop-down.
- Save changes and exit. Restart your computer and try launching the module/game and see if this solves the issue.
6. Disable Overclocking and SLI
Despite the advanced features and usefulness of overclocking graphics/CPU and SLI, using these can cause this issue.
- Try disabling these to see if it helps.
7. Verify files in Steam
If you receive this error while playing in Steam, you can try verifying files to solve the error.
- Run Steam, click Games and select View Games Library.
- Right-click on Zorya: The Celestial Sister and click Properties.
- Under the LOCAL FILES tab, click VERIFY INTEGRITY OF GAME FILES…
- Wait until it is complete.
- Relaunch the game to check whether the error will appear or not.