[Reg: 5.15.7->5.15.8] App crashes by player() for QML MediaPlayer + VideoOutput with setAttribute (Qt::AA_UseOpenGLES)

    QCoreApplication::setAttribute (Qt::AA_UseOpenGLES);

        MediaPlayer {
         id:player
         ...
         source: Qt.resolvedUrl("sample.mp4") 
         ...
        }

        VideoOutput {
            id: vo
            opacity: 0
            source: player
            flushMode: VideoOutput.LastFrame
            onContentRectChanged: {
                vo.opacity = 1
            }
        }