Sometimes I have following crash when making a call, hard to reproduce. Can you please advise on this ? pjsip version 2.3 pjsip is called only from one thread. 0 libc.so 0xb6dab064 tgkill 1 libc.so 0xb6d85b39 pthread_kill 2 libc.so 0xb6d86757 raise 3 libc.so 0xb6d82fd5 (Missing) 4 libc.so 0xb6d81534 abort 5 libc.so 0xb6d84227 (Missing) 6 libc.so 0xb6d83059 __assert2 7 libpjsua2.so 0xa1a7067c pj_thread_this 8 libpjsua2.so 0xa1a7cdbc pj_log 9 libpjsua2.so 0xa1a7d22c pj_log_4 10 libpjsua2.so 0xa1931570 pjsua_call_make_call 11 libpjsua2.so 0xa190fbec pj::Call::makeCall(std::string const&, pj::CallOpParam const&) 12 libpjsua2.so 0xa18bd560 Java_org_pjsip_pjsua2_pjsua2JNI_Call_1makeCall