Imported primitives look strange

Hey Guys, I am importing collada files. I have a roof built in Opensim and exported to collada. When I export the complete building, and import to Twinmotion, the cilinder shapes are not round, I think this is calles ‘lod’. When I export only part of the roof, the cilinders loo good… I am puzzled.

Check out here: https://yokosojapanesegardens.com/media/Roof.PNG

Chers,

Ton