[pjsip] Deadlock In Media State Handler

Colin Morelli colin.morelli at gmail.com
Fri Apr 22 21:43:03 EDT 2016

Also, if it's helpful (and relevant), this is the content of my handler


I've done the equivalent in PJSUA too (not using PJSUA2) and get the same
results. The code in that paste is executed on the same thread as the code
that initializes the PJSUA2 endpoint.

I'm running out of ideas.


On Fri, Apr 22, 2016 at 7:43 PM Colin Morelli <colin.morelli at gmail.com>

> Hey all,
> Possibly I'm missing something stupid here (probably), but I'm getting a
> deadlock with PJSIP 2.4.5 in the iPhone Simulator (x86_64) on iOS 9.3. My
> process is this:
> Init PJSIP on main thread
> Register account via TCP
> Receive incoming call
> "Answer" call with 180 ringing, prompt the user to answer the call
> When user taps "answer" (again, main thread), send 200 OK and connect the
> conference ports
> Here are the logs:
> http://pastebin.com/raw/ZJysmY9R
> Interestingly this was working earlier today, and I haven't really changed
> anything. But, it is failing consistently now. Has anyone else seen this?
> Thanks in advance.
> Best,
> Colin
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