Superb! Tiny little observation: the lower bowstring of the lower image does not end at the bow but at the ring at the bag or arrow holder or whatever it is.
The symptoms are the same as here:
Even though I went back and forth with the user there in private messages, we weren't able to figure out the cause. At least we managed to narrow it down to the specific PC, so something is somehow wrong with the Windows installation.
It'd be interesting here as well to get answers to the questions I posted here: