Null can not be a value of a non-null type AudioFocusRequest

[dzero1]

Android Build faild with following error:

...../flutter/.pub-cache/hosted/pub.dartlang.org/flutter_radio_player-1.1.0/android/src/main/kotlin/me/sithiramunasinghe/flutter/flutter_radio_player/core/StreamingCore.kt: (62, 51): Null can not be a value of a non-null type AudioFocusRequest