Hi Peter, On Fr 29 Jul 2022 21:42:20 CEST, Peter Bieringer wrote: > Sorry, have now read how --debug works... > > Now started with: x2goclient --debug --libssh-debug 2>&1 | tee > /tmp/x2goclient-.log > > with Qt5.15: > > [2022/07/29 19:34:20.759320, 2] channel_open: Creating a channel 46 > with 64000 window and 32768 max packet > [2022/07/29 19:34:20.760544, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 46:0 > [2022/07/29 19:34:20.760601, 2] ssh_packet_channel_open_conf: > Remote window : 0, maxpacket : 32768 > [2022/07/29 19:34:20.764500, 2] channel_rcv_change_window: Adding > 2097152 bytes to channel (46:0) (from 0 bytes) > [2022/07/29 19:34:20.764587, 2] channel_request: Channel request > exec success > [2022/07/29 19:34:21.075221, 2] grow_window: growing window > (channel 46:0) to 1280000 bytes > > then it loops here forever: > > [2022/07/29 19:29:54.114274, 1] ssh_channel_accept: No channel > request of this type from server > > Stopping after 4x CHANNEL_OPEN_CONFIRMATION (43...46) > > # grep CHANNEL_OPEN_CONFIRMATION /tmp/x2goclient-5.15.log > [2022/07/29 19:34:12.681745, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 43:0 > [2022/07/29 19:34:12.897503, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 44:0 > [2022/07/29 19:34:17.564870, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 45:0 > [2022/07/29 19:34:20.760544, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 46:0 > > > with Qt5.12: results in 8x CHANNEL_OPEN_CONFIRMATION (43...50) > > # grep CHANNEL_OPEN_CONFIRMATION /tmp/x2goclient-5.12.log > [2022/07/29 19:35:27.930657, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 43:0 > [2022/07/29 19:35:28.147269, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 44:0 > [2022/07/29 19:35:37.330360, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 45:0 > [2022/07/29 19:35:41.191864, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 46:0 > [2022/07/29 19:35:47.790986, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 47:0 > [2022/07/29 19:35:47.968874, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 48:1 > [2022/07/29 19:35:48.649804, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 49:1 > [2022/07/29 19:36:06.888934, 2] ssh_packet_channel_open_conf: > Received a CHANNEL_OPEN_CONFIRMATION for channel 50:0 Have you rebuilt x2goclient against Qt5.15? Or simply replaced the Qt5 libs? You have to rebuild x2goclient. Does that help? (In case you haven't rebuilt x2goclient, so far)? Mike -- DAS-NETZWERKTEAM c\o Technik- und Ökologiezentrum Eckernförde Mike Gabriel, Marienthaler Str. 17, 24340 Eckernförde mobile: +49 (1520) 1976 148 landline: +49 (4351) 850 8940 GnuPG Fingerprint: 9BFB AEE8 6C0A A5FF BF22 0782 9AF4 6B30 2577 1B31 mail: mike.gabriel@das-netzwerkteam.de, http://das-netzwerkteam.de