Unable to load UT

after downloading pre Alpha ,trying to test the game but just got black screen and music ,after that the black screen desapear and display go back on desktop…
when i click on UT window ,got a message (see attached file “print screen UTalt text”)

Hello SL4YS,

I’m sorry to hear that you are having trouble. Could you please attach your DxDiag with your response? Also, have you attempted to run a “verify” on your UT install?

Hi SL4YS,

We haven’t heard back from you in a few days, so we are marking this post as Resolved for tracking purposes. If you’re still experiencing this issue, please try the suggestion that I mentioned above then post back here with the requested info.

If you need anything else, feel free to ask.