Can't find why ... jitsi-videobridge bouncing error

Hi

all seems working bu i still have this error every 30 sec in prosody.log

Apr 03 10:11:06 jitsi-videobridge.video.alpes.tv:component      warn    Component not connected, bouncing error for: <iq from='focus@auth.video.alpes.tv/focus84355006197647' type='get' to='jitsi-videobrid
ge.video.alpes.tv' id='eIkf8-70'>
Apr 03 10:11:36 jitsi-videobridge.video.alpes.tv:component      warn    Component not connected, bouncing error for: <iq from='focus@auth.video.alpes.tv/focus84355006197647' type='get' to='jitsi-videobrid
ge.video.alpes.tv' id='eIkf8-94'>
Apr 03 10:12:06 jitsi-videobridge.video.alpes.tv:component      warn    Component not connected, bouncing error for: <iq from='focus@auth.video.alpes.tv/focus84355006197647' type='get' to='jitsi-videobrid
ge.video.alpes.tv' id='eIkf8-118'>
Apr 03 10:12:36 jitsi-videobridge.video.alpes.tv:component      warn    Component not connected, bouncing error for: <iq from='focus@auth.video.alpes.tv/focus84355006197647' type='get' to='jitsi-videobrid
ge.video.alpes.tv' id='eIkf8-142'>

any idea ?

Self answering : solution is here : remove de component