On Thursday, October 18, 2018 at 8:22:11 PM UTC+3, Eric Green wrote:
> Hi Byron,
> 
> Thanks for the quick response. I have added that hack to the SIP.js library 
> and it looks to resolve our issue for now. I will work on updating our media 
> servers as well to include them by default.
> 
> -Eric Green
> 
> On Tuesday, October 16, 2018 at 4:55:54 PM UTC-4, Byron Campen wrote:
> > On 10/16/18 2:35 PM, Eric Green wrote:
> > > If you try and set up a call to Firefox 63.0+ without including an 
> > > a=group:BUNDLE attribute in the SDP Firefox will fail to set the local 
> > > description that it generated.
> > >
> > > I have created a small demo of this application on Github 
> > > (https://github.com/egreenmachine/no-bundle-failure) which can be viewed 
> > > live at https://egreenmachine.github.io/no-bundle-failure/. You can see 
> > > the error messages on the web console.
> > >
> > > FF63+ fails with DOMException: "Local descriptions must have a=mid 
> > > attributes.". I believe that you cannot have a=mid attributes without 
> > > having groups.
> > 
> >      This is not the case. mid attributes are used for more than bundle 
> > grouping. We used to be more tolerant of missing mids in remote 
> > descriptions, but we're working on that over here: 
> > https://bugzilla.mozilla.org/show_bug.cgi?id=1495569
> > 
> >      In the meantime, just put mids in your SDP, because mids are 
> > crucially important to the latest RTCRtpTransceiver-based specifications.
> > 
> > Best regards,
> > Byron Campen

Hi, could you please write, what hack do you added ?
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