Unreal Editor Crashes on launch

Commands to reproduce:
./Setup.sh
./GenerateProjectFiles.sh
make
cd ~/UnrealEngine/Engine/Binaries/Linux
./UE4Editor
I have attached a screenshot of CrashReportClient


System Configuration:
Intel i5 7200u
Nvidia 940 MX
8 GB DDR4 RAM
OS:
Ububtu 18.04 LTS
NVIDIA X server version: 430.14

Looks like you need Vulkan, try this

I’ve already tried it just a few hours back. The problem persists; I’ve got the latest NVIDIA proprietary drivers installed alongside Vulkan SDK via this link: https://vulkan.lunarg.com/sdk/home
Screenshot_20190603-195742~2

Still it doesn’t work.

Did you try running it with opengl?

"Try running the engine with -opengl4 this helps in my case. "

https://answers.unrealengine.com/questions/890922/view.html

By the way the Nvidia 940 MX is under min requirements. You can maybe get away with it, but see the pre req note for what Epic thinks about this https://wiki.unrealengine.com/Building_On_Linux#Prerequisites I know if you search that there are people who have, but that doesn’t mean much.

Sure, I’ll try turning UE4 on opengl. I’ll let you know how it goes.

Thanks. UE4 works on opengl.

1 Like

Now you know it works, you can try to fix the vulkan error. Don’t know if its possible though. Might just not work for that hardware.

I tried a few things, but still I’m unable to properly install Nvidia proprietary drivers. I downloaded a .run file from Nvidia and gave it executable permission. It shows an error that installation has failed.
I tried doing it from tty3 and recovery mode as well.
I those two cases it says "the distribution-provided pre-install script failed. I think if I can get the proprietary drivers working I may have a chance of running UE4 on vulkan.

UPDATE:
Finally I purged all the Nvidia drivers and installed nvidia-driver-390 from the software updater. Following that I purged all vulkan and lunarg packages and reinstalled them. Now UE4 works with -vulkan.

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