I have an FBX that I created 2 UDIMS for in Maya 2022. The model originally had 1 UDIM, so this was a modification and rexport with channels and texture info ticked in settings. I know the udims are ok because I textured in substance and they were correct for that model. However, when I import into my Unreal project, the mesh isn’t displaying the second UDIM textures. In model view in Unreal, the UV says 1 channel, shows the first UDIM in white second UDIM in red next to it. Does anyone know what could cause this?
Met the same issue on 5.1, solved by checking two flags in project settings:
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