No ap_message for mavlink id (271)

I was first on Arduplane 4.5.7 and getting the message like this - Sending Unknown Message (44) on Mission Planner with Speedybee F405 v3 Guided Mode
I then upgraded to 4.6.0 beta5 like I found here - GCS_Common: fix missing #if for CAMERA_FOV_STATUS by robertlong13 · Pull Request #29339 · ArduPilot/ardupilot · GitHub but now I’m getting the
No ap_message for mavlink id (271)
as well. I just want to make sure I’m understanding things correctly. I think this is something that’s currently being backported, so the fix right now is patience, right? Thanks to all the work done by the devs - I’m working on a T1 VTOL right now and am excited to try it out.