seems i was missing the first vertex , cant believe i went over this so many times and never noticed that 1 extra vertex
![rolleyes [roll]](./images/smilies/icon_rolleyes.gif)
Hello. UVpos is 20, use HF_UV (half floats).
Face indices block is "interrupted" 6 times by the string "shapex_part1" (where x={1..6}).
I am a fool... I got into my head that the number of vertices should be displayed inside the brackets.