Listeners is empty

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Sergio Belkin

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May 17, 2013, 11:33:50 AM5/17/13
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Hi,

I've seen often that Listeners windows is empty. Why?

I'm using BBB 0.80ubuntu37

TIA

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Sergio Belkin  http://www.sergiobelkin.com
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Fred Dixon

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May 17, 2013, 11:46:22 AM5/17/13
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Hi Sergio,

Assuming your audio is working on the client, there are two reasons why the listeners window may not be receiving updates.  

1.  The first is that BigBlueButton is unable to connect to FreeSWITCH on the server.  You'll see the is if you enter

  sudo bbb-conf --check

and it tells you that the SIP connection is not work.  (I'm assuming here you have access to the BigBlueButton server).   In this case, audio does not work.


2.  There is a race condition when users join a session.  It does not happen often, but when it does, one of the users locks the shared object that updates the listeners window.  You'll get the initial data in the Listeners window (and the initial data may be empty if there is no users in the voice bridge when you join).  But in this case, you get no future updates, but audio will work.

See



Regards,... Fred 
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BigBlueButton Developer
BigBlueButton on twitter: @bigbluebutton


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Sergio Belkin

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May 17, 2013, 12:37:26 PM5/17/13
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2013/5/17 Fred Dixon <ffd...@gmail.com>
Thanks Fred as always, in this case it's not about receiving update rather that that wht windows is empty, there is no list, is it the same issue?

Thanks in advance!

Fred Dixon

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May 17, 2013, 1:37:19 PM5/17/13
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Hi Sergio,

If you restart your BigBlueButton server ... it should be fine afterwards.

Regards,... Fred
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BigBlueButton Developer
BigBlueButton on twitter: @bigbluebutton

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