NVIDIA GeForce Settings: These modules are also known to conflict with the game.If its game/installation files are corrupt or incomplete, you will experience the error message under discussion. Incomplete Steam Files: Steam often works with Unreal Engine.In both cases, reinstalling or updating the drivers work. Outdated Device Drivers: Another probable cause as to why this issue occurs is that your device drivers are either corrupt or outdated.This is very common and can be solved by either creating a whitelist or disabling it. Antivirus software: There are numerous antivirus software out there which tend to block the Unreal Engine, hence marking a false positive.Outdated Unreal Engine: The most probable cause is where the Unreal Engine is not updated to the latest build and is not able to communicate with other system components which might be updated recently.

The reasons as to why you might experience this error message are but not limited to: After combining these reports, we duplicated the situations in our workstations and worked out the causes.

What causes the Error ‘Unreal Engine is exiting due to D3D device being lost’?Īfter receiving numerous reports from users about the issue, we decided to investigate the problem. In this article, we will go through all the solutions as to why this issue occurs and also, what are the workarounds to solve it. Unreal Engine is exiting due to D3D device being lostĪccording to Unreal Engine developers, this issue usually occurs when the computer’s graphics or hardware components are not being properly synchronized with Unreal Engine which in turn causes it not to work properly with D3D device. This error is very common and can also occur for users who have no apparent issues on their computers. Users experience the error message ‘Unreal Engine is exiting due to D3D device being lost’ when Unreal is unable to connect with the D3D device on your computer.

Intel graphics driver update error 259