I tested on 4.11 release and by changing compute normals to import normals and tangents (mesh import screen), the artifact of the smoothing groups on the mesh changing due to the imported morph went away!
#
Rama
I tested on 4.11 release and by changing compute normals to import normals and tangents (mesh import screen), the artifact of the smoothing groups on the mesh changing due to the imported morph went away!
#
Rama