妙算M2-G，飞机M300RTK，OSDK4.1.0， bool ret; if(ret) { vehicle->a...

妙算M2-G，飞机M300RTK，OSDK4.1.0， bool ret; if(ret) { vehicle->advancedSensing->stopFPVCameraStream(); vehicle->advancedSensing->startMainCameraStream(); } else { vehicle->advancedSensing->stopMainCameraStream(); vehicle->advancedSensing->startFPVCameraStream(); } 进行主相机和FPV视频 的切换出现 subsrcibe data failed! Subscribe raw error code : 0x89 问题，请问什么原因？且如何解决，谢谢 STATUS/1Decoder already initialized. [1663508.132]STATUS/1 @ getCameraList, L218: Request start pushing camera info ack = 0 [1663509.148]STATUS/1 @ getCameraList, L235: Request end pushing camera info ack = 0 [1663509.148]STATUS/1 @ getCameraList, L236: mounted cam0:1 cam2:0 cam3:0 [1663509.148]STATUS/1 @ getCameraList, L237: type cam0:43 cam2:0 cam3:0 [1663509.148]STATUS/1 @ startH264Stream, L456: camera[0] is mounted [1663509.151]ERRORLOG/1 @ subscribeLiveViewData, L323: subsrcibe data failed! [1663509.151]ERRORLOG/1 @ subscribeLiveViewData, L325: Subscribe raw error code : 0x89