UnrealTournament.exe incompatible with 64-bit windows (16-Bit Application)


I am trying to compile Unreal Tournament 4 myself, so I can try to make modifications to it.

Unfortunately, after following all the steps on these pages:


and selecting “Launch” from within the editor, I am getting this error:


On my blog I have explained the steps taken: Compiling Unreal Tournament 4 from GitHub source | Fancy Blog

Please tell me if I have missed any important steps, and explain how to fix this error.


Hi FakeTruth,

Since the AnswerHub is specifically geared towards the Unreal Engine 4 you’ll probably have better results posting this report on the UT Forums.



Thanks TJ,

I did not realize the AnswerHub was not also for UT. I will try the UT forums.