Re: [Ring] Unexpected disconnection when trying to share screen

[Anonymousemail.me]

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Hi,

The initial message turned out illegible...take two. Calls get disconnected when entering, or- if successful- leaving the screen sharing mode. Sharing starts OK about 40 to 50% of the time, while leaving is much less successful- calls almost always stop (~90%). This is a fairly longstanding bug, talking months.

Debian 9, amd64, dring log, the call fails when attempting to share the screen:    


[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 3 packets
ALSA lib pcm.c:5103:(snd_pcm_recover) underrun occurred
[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 1 packets
[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 2 packets
[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 3 packets
[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 3 packets
[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 1 packets
 4477|sipvoiplink.cpp   :4454 ] [INVITE:0x1a1111111111] RX SIP method 6 (INFO)
 4477|sipvoiplink.cpp   :3244 ] handling picture fast update request
 4477|video_sender.cpp  :65   ] Key frame requested
 4477|sipvoiplink.cpp   :4454 ] [INVITE:0x1a1111111111] RX SIP method 6 (INFO)
 4477|sipvoiplink.cpp   :3244 ] handling picture fast update request
 4477|video_sender.cpp  :65   ] Key frame requested
 4477|sipvoiplink.cpp   :4454 ] [INVITE:0x1a1111111111] RX SIP method 6 (INFO)
 4477|sipvoiplink.cpp   :3244 ] handling picture fast update request
 4477|video_sender.cpp  :65   ] Key frame requested
 4477|sipcall.cpp       :177  ] [call:2222222222222222222] Processing reINVITE (state=CONFIRMED)
 4477|sdp.cpp           :244  ] SDP: Local SDP Session:
v=0
o=hst 1212121212 0 IN IP4 192.168.255.255
s=Ring Daemon
c=IN IP4 192.168.255.255
t=0 0
m=audio 54498 RTP/SAVP 104 9 112 111 110 8 0 101
a=rtpmap:104 opus/48000/2
a=rtpmap:9 G722/8000
a=rtpmap:112 speex/32000
a=rtpmap:111 speex/16000
a=rtpmap:110 speex/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=rtcp:54494 IN IP4 192.168.255.255
a=sendrecv
m=video 27700 RTP/SAVP 94 97 98 99
a=rtpmap:94 H264/90000
a=fmtp:94 profile-level-id=231367
a=rtpmap:97 VP8/90000
a=rtpmap:98 MP4V-ES/90000
a=rtpmap:99 H263-1778/90000
a=sendrecv

 4477|sipcall.cpp       :0080 ] [call:2222222222222222222] create media ICE transport
[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 1 packets
 4477|ice_transport.cpp :369  ] [ice] added turn server '34.250.33.123', port 3478
ALSA lib pcm.c:5103:(snd_pcm_recover) underrun occurred
[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 1 packets
[sdp @ 0x0a0000000000] max delay reached. need to consume packet
[sdp @ 0x0a0000000000] RTP: missed 2 packets
 4759|sip_utils.cpp     :506  ] Registered thread 0x4b4444ec4444 (0x5BE)
 4759|ice_transport.cpp :206  ] [ice:0x33494cd7a7b2] initialization success
 4759|ice_transport.cpp :240  ] ICE as master
realloc error: abort: Resource temporarily unavailable
realloc error: abort: Resource temporarily unavailable
realloc error: abort: Resource temporarily unavailable
realloc error: abort: Resource temporarily unavailable
realloc error: abort: Resource temporarily unavailable
realloc error: abort: Resource temporarily unavailable
realloc error: abort: Resource temporarily unavailable
realloc error: abort: Resource temporarily unavailable
 4759|ice_transport.cpp :244  ] [ice:0x33494cd7a7b2] (local) ufrag=24457b1c, pwd=36ade25b
realloc error: abort: Success
 4477|ice_transport.cpp :344  ] [ice:0x33494cd7a7b2] succeed to add candidate for comp_id=1 : 192.168.255.255 : 34.345.222.333
realloc error: abort: Success
 4477|ice_transport.cpp :344  ] [ice:0x33494cd7a7b2] succeed to add candidate for comp_id=2 : 192.168.255.255 : 34.345.222.333
realloc error: abort: Success
 4477|ice_transport.cpp :344  ] [ice:0x33494cd7a7b2] succeed to add candidate for comp_id=3 : 192.168.255.255 : 34.345.222.333
realloc error: abort: Success
 4477|ice_transport.cpp :344  ] [ice:0x33494cd7a7b2] succeed to add candidate for comp_id=4 : 192.168.255.255 : 34.345.222.333
 4477|sipcall.cpp       :541  ] [call:2222222222222222222] fill SDP with ICE transport 0x55656ae34490
 4477|sipvoiplink.cpp   :563  ] Sending video keyframe request via SIP INFO
Dropping packet with high delay: 27.9491
Dropping packet with high delay: 26.9163
Dropping packet with high delay: 25.8495
 4477|sipvoiplink.cpp   :4454 ] [INVITE:0x1a1111111111] RX SIP method 6 (INFO)
 4477|sipvoiplink.cpp   :3244 ] handling picture fast update request
 4477|video_sender.cpp  :65   ] Key frame requested
 4477|sipvoiplink.cpp   :716  ] [call:2222222222222222222] INVITE@0x1a1111111111 state changed to 6 (DISCONNCTD): cause=200, tsx@0x33135ae1f217 status 200 (OK)
 4477|manager.cpp       :3156 ] [call:2222222222222222222] Peer hungup
 4477|sipcall.cpp       :945  ] [call:2222222222222222222] stopping all medias
 4677|media_decoder.cpp :315  ] Couldn't read frame: Operation not permitted

 4677|audio_rtp_session.cpp:503  ] fatal error, read failed
 4676|media_encoder.cpp :534  ] av_write_frame failed: Interrupted system call
[libopus @ 0x2b273f332a33] 1 frames left in the queue on closing
 4687|sinkclient.cpp    :355  ] Stop sink <2222222222222222222 / Ring Daemon_shm_4477_1>, mixer=0
ALSA lib pcm.c:5103:(snd_pcm_recover) underrun occurred
 4678|sinkclient.cpp    :355  ] Stop sink <local / Ring Daemon_shm_4477_0>, mixer=0
 4678|video_input.cpp   :174  ] VideoInput closed
 4477|call.cpp          :192  ] [call:2222222222222222222] state change 1/1, cnx 4/0, code 103
 4477|call.cpp          :240  ] [call:2222222222222222222] emit client call state change HUNGUP, code 103
 4477|manager.cpp       :1495 ] [call:2222222222222222222] Remove local audio
 4477|sipcall.cpp       :702  ] [call:2222222222222222222] removeCall()
 4477|call_factory.cpp  :37   ] Removing call 2222222222222222222
 4477|call_factory.cpp  :49   ] Remaining 0 SIP call(s)
 4477|call.cpp          :192  ] [call:2222222222222222222] state change 1/5, cnx 0/0, code 0
 4477|call.cpp          :240  ] [call:2222222222222222222] emit client call state change OVER, code 0
 4477|siptransport.cpp  :94   ] ~SipTransport@0x44838ad2de10 {tr=0x44684ac211e2 {rc=16}}
 4477|sips_transport_ice.cpp:205  ] SipsIceTransport@0x55656bf41550 {tr=0x44684ac211e2 {rc=16}}: shutdown
 4477|siptransport.cpp  :211  ] pjsip transport@0x44684ac211e2 DTLS to 55.122.211.065 -> SHUTDOWN
 4477|manager.cpp       :2333 ] Call is NULL
 4477|manager.cpp       :2333 ] Call is NULL
 4669|tls_session.cpp   :1042 ] [TLS] eof
 4669|tls_session.cpp   :1159 ] [TLS] shutdown
 4477|sips_transport_ice.cpp:304  ] [SIPS] got disconnected event!
 4477|sips_transport_ice.cpp:365  ] [SIPS] process disconnect event
 4477|siptransport.cpp  :211  ] pjsip transport@0x44684ac211e2 DTLS to 55.122.211.065 -> DISCONNECTED
 4477|siptransport.cpp  :211  ] pjsip transport@0x44684ac211e2 DTLS to 55.122.211.065 -> DESTROY
 4477|siptransport.cpp  :244  ] unmap pjsip transport@0x44684ac211e2 {SipTransport@(nil)}
 4477|sips_transport_ice.cpp:212  ] SipsIceTransport@0x55656bf41550: destroying
 4477|sips_transport_ice.cpp:261  ] ~SipIceTransport@0x55656bf41550 {tr=0x44684ac211e2}
 4477|sips_transport_ice.cpp:283  ] ~SipIceTransport@0x55656bf41550 {tr=0x44684ac211e2} bye