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Dear Engineer      I confirm that I am using version 1.13，Because I'm compiling , tip me ：sofia-sip-ua >= 1.13… configure: error: no usable sofia-sip; please install sofia-sip-ua devel package...

> On the rather rare occasions that I see WRONG_CALL_STATE in the FS logs, I note that it's always preceded by "detaching session", but there is never the expected "Re-attaching...