
                    For bigbluebutton, we pick up the best solutions provided by github life savers.
                    If google brings you here, you are so lucky! These life savers are angels, they have well solved your problems.
                    So do not waste time scrolling the original issue threads just to dig out solutions... 
                    Here you are, you are welcome. Then, go back to work!
                    

As of September 30 2021
this may be related to the expiration of the DST Root CA X3 certificate 

bigbluebutton Default presentation not show with https

It was solved by replacing certbot: Describe the bug
The default presentation is no longer shown 

bigbluebutton presentation conversion fails after update to 2.2.17

Sorry folks but posting it's also happening to me with no additional info just doesn't help me at all For 1007's 

bigbluebutton How To Fix Error 1020: media cloud not reach the server

Hi all we see exactly the same Approximately half of our machines have been updated from 2.2.25 to 2.2.26 with
apt full-ugrade --autoremove 

bigbluebutton Unauthorized Authentication failed due to missing credentials when joining breakout rooms.

@pedrobmarin @agustinmono
I ran bbb-conf --clean
Thanks a million It worked I hope this helps someone out there. 