Dynamically created UStaticMesh (BuildFromMeshDescriptions) does not cast dynamic shadow

Development Rendering
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2

Hi mrZog,

How are you setting the material?
Try adding this code at the end of your beginplay before the SetRootComponent(mesh):

FMeshSectionInfo msi=mesh->GetSectionInfoMap().Get(o,0);
msi.bCastShadow=true;
mesh->GetSectionInfoMap().Set(0,0,msi);