Blender to Unreal Engine Fbx problem

Summary

Hello People i have a problem About Blender to Unreal Engine 5 (both of them is new versions) So my problem is when i Export an FBX in blender And import it in Unreal Engine material goes half black and its not about flipping sides or doing all transforms and i did not even model anything just the cube that when you open a new project i just delete the camera and light and just give it a base material i mean like just changed base color guys from color panel and thats it i did the export choices like everyone does and its still a problem just when we do Unlit it works but without it its a big problem anyone please help me and my older brother need this we wanna make a game but this problem is killing us

Please select what you are reporting on:

Creative

What Type of Bug are you experiencing?

Documentation

Steps to Reproduce

i did everything i can

Expected Result

it has to be look like in blender

Observed Result

Material Half goes black

Platform(s)

PC

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