User Profile

Hi, I have a video streaming application and a part of code which use FairPlay + DRM. Im trying stream DRN content on appletv and It works well on iOS 13, but on iOS 15 i see nothing and catch internal player error: Error Domain=AVFoundationErrorDomain Code=-11870 "Operation failed" UserInfo={NSLocalizedFailureReason=An unknown error has occurred (808), NSLocalizedDescription=Operation failed, NSUnderlyingError=0x283902700 {Error Domain=NSOSStatusErrorDomain Code=808 "(null)"}}