I have suddenly started seeing this since the update to the latest software version (5.5.6.6). I have rolled back to 5.5.6.5 and the problem seems to have gone.

Just updated my BI to latest version and now half my cameras don't show with the message "Decoder not initialised" where the video should be .
Had to revert back to previous version.

I'm seeing behaviour that does not reliably match that. When my No2 Camera recording is triggered by BI motion detection recording of No1 camera seems to be triggered but there is a substantial delay. When I playback both cameras from the timeline I see recording start for Camera 2 and it may be 8-1...

Can anyone confirm whether the pre-trigger buffer works with a group trigger. To be specific, I have two cameras both set with a 10 second pre-trigger buffer. They are both in a group where if camera 2 sees motion, it triggers camera 1 to record as well. Obviously camera 2 records the 10 seconds pri...