Connection issue(between TX1 and pixhawk ZED)when connect the mission plane

Hi,I have a pixhawk/TX1/ZED set up on the bench with the latest apsync ,I am using ""as my reference.after I follow the wiki configuration,when connect the mission plane,
1.the ZED do not work and the mission plane shows BAD LIDAR Health ,
2.sometimes the ZED is working but the mission plane showing the bad vision position.
Thanks in advance