Object has overlapping UVs error

[Faze_Kaas]

Hey all, I get these errors when trying to build lighting all plants from quixel bridge, does anyone know why and how to fix this?

(Object name) Object has overlapping UVs
(Object name) Lightmap UV are overlapping by x%. Please adjust content - Enable Error Coloring to visualize.

It is mostly between 2-6 %

Any help is appreciated

[ClockworkOcean]

I don’t think it matters. Maybe if it’s a high percentage, but otherwise, no.

[AngelBieliukas]

Hello !

Basically it is what it says, when it comes to build lights there are Light maps that are overlapping with others. I found this thread in the forum, where it is answered very well that it is.

Object has overlapping UVs

Hi Baseio, I just wanted to chime in here and provide a little more information. Fighters tutorial is a good place to start for fixing the issue. To clarify why this is happening is that when you make an object for UD3 or UE4 that is not dynamic or your scene does not have dynamic lighting the light and shadow information will baked into a second UV called a lightmap. This allows you to have great shadows (if setup correctly) with no overhead of creating shadows dynamically at runtime, which …

If it’s betweeb 2-6% it’s not a big problem at all, besides the big error screen, but of course, it is always better not to have any errors.

I hope this information helps you!

[Faze_Kaas]

Alright thanks Quick Fix - Overlapping Lightmap UV - Unreal Engine 4 - YouTube this fixed it, and for the 3d assets where it didnt work for, I changed the mobility to moveable

Thanks

[drewjohnson71]

@Object has overlapping UVs

tutorial is a good place to start for fixing the issue. To clarify why this is happening is that when you make an object for UD3 or UE4 that is not dynamic or your scene does not have dynamic lighting the light and shadow information will baked into a second UV called a lightmap. This allows you to have great shadows (if setup correctly) with no overhead of creating shadows dynamically at runtime, whic

thank you - this worked - need to do the tutorial and chagne to moveable!