SCF report error "FM_STATS data size wrong: 0 != 8192"

By the way, we’re using stereo cameras.
First we tried one-session, multiple cameras mode. but it have some problems:
1. For one session/multiple cameras, if one camera failed, can other cameras work normally?
2. For one session/multiple cameras, why SensorTimestamp is early than exposure start time?

So we want to try multiple process mode…

Thanks.