Scene Got Stuck

hi, i got problem with my webar using UniversalAR
the scene loaded and play animation perfectly. but when play some function that move the character, it got a blank screen.

ive try a lot of device but not have this problem, but on Iphone 11 Pro Max it got this thing IOS 15.0.1

but with other Iphone 11 Pro Max version it works.
is IOS 15.0.1 got some issue?

Hi @iptekdev001,

I believe my colleague has responded to you directly via support so I’m closing this thread for now.

Please feel free to reopen if you see fit.