CoreMediaError with Lightning HDMI output on FairPlay content

Hello, our application is unable to HDMI output FairPlay protected content to TV via official Lightning HDMI AV Adapter, by checking the console log on mediaplayerd it is found that a CoreMediaErrorDomain Code=-19156 is raised, but we are unable to know what this error code means.

default	11:18:15.121584+0800	mediaplaybackd	keyboss ckb_customURLReadCallback: 0x7fa62f800 60/0 customURLReqID 4 isComplete 1 err -19156 error <private> (0) dokeyCallbacksExist 0
default	11:18:15.121670+0800	mediaplaybackd	keyboss ckb_processErrorForRequest: 0x7fa62f800 60/0 handler 4 err 0
default	11:18:15.121752+0800	mediaplaybackd	<<<< FigCustomURLHandling >>>> curll_cancelRequestOnQueue: 0x7fa031360: requestID: 4
default	11:18:15.121932+0800	mediaplaybackd	keyboss ckb_transitionRequestToTerminalState: 0x7fa62f800 60/0 reqFin err Error Domain=CoreMediaErrorDomain Code=-19156 (-19156) dokeyCallbacksExist 0
default	11:18:15.122025+0800	mediaplaybackd	keyboss ckb_transitionRequestToTerminalState: 0x7fa62f800 60/0 retry
default	11:18:15.123195+0800	mediaplaybackd	<<<< FigCPECryptorPKD >>>> PostKeyRequestErrorOccurred: 0x7fab7be80 029592C2-093D-400D-B57F-7AB06CC292D1 key request error: Error Domain=CoreMediaErrorDomain Code=-19160 (-19160)
CoreMediaError with Lightning HDMI output on FairPlay content
 
 
Q