black screen on UEF

Summary

When I open my Unreal Editor for Fortnite, my project opens up to a black screen instead of my map. I tried restarting and reinstalling it again but those methods did not work. I do not know what to do next

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Other

Steps to Reproduce

It happend as radom

Expected Result

blavk screen

Observed Result

n/a

Platform(s)

windows