Materials aren't applied to my meshes

Hi everyone,
Im enjoying the UE5 preview quite a lot, other than one issue.

When i try to apply a material to a part of a mesh it doesnt show the material on the mesh it just stays Grey with the checkers on.
Not sure whats going on but i do know that usually when i apply a material to a mesh the “compiling Shaders” message comes up but it doesnt come up anymore at all when creating materials and applying them,

Thanks,

1 Like

Right, ive cracked it down slightly to help.
I forgot to mention that the mesh im trying to apply materials to is a Nanite enabled mesh. When i disable Nanite the materials all work perfectly!
Summary:
For some reason this particular mesh when nanite is enabled on it wont show materials, only the grey Checkers as though the shader hasnt compiled

Thanks again,

Hello,

I am having the exact same issue any model I made myself inside of 3ds Max and then exported to UE5 works perfectly fine. But once I say build Nanite and enable the Nanite mesh it loses its materials and gives me the standard grey checkered pattern. Might just be a early bug still but I really hope its just something I missed to activate. Hope we can get this fixed asap!

Thanks

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H buddy,
I’ve fixed my issue. My mesh was a spaceship cockpit which had a translucent material on the glass section. I replaced the glass material with a plain white material and it worked fine with nanite enabled. I forgot that i had read in the documentation that Translucent materials arent compatible with nanite enabled meshes.

Hope this helps you to.

3 Likes

I have just found this out for myself. I usually bring in full fbx houses into UE4 and then change some of the materials with megascans. The walls and everything worked fine but I could not put the glass in the windows. I reimported and unchecked the nanite and my windows work perfectly now. Took me a whole day to figure out I wish I knew what I was looking for this morning. Good to know others have had a similar issue and found a similar solution. Do you think in the future nanite will do translucent?