Why not just disable DPMS (Display Power Management Signaling) support? https://github.com/ArcticaProject/nx-libs/issues/671#issuecomment-370715419
So a command like: /usr/bin/xset -dpms s off s noblank s 0 0 s noexpose -dpms On Tue, Mar 6, 2018 at 9:03 AM, Mario Theodoridis <ma...@schmut.com> wrote: > On 06/03/18 14:18, martti pitkanen wrote: > > Hi, > > Is there hands-on instructions how to downgrade to Saimaa in Ubuntu > (4.13.0-)? > X2Go sessions terminate in random way. > > Yes. > > This is what i just did more or less following Stefans advice. > > > sudo mv x2go-stable-trusty.list x2go-stable-trusty.list.not > sudo add-apt-repository ppa:x2go/saimaa > sudo apt-get update > > sudo apt-get remove libnx-x11-6:i386 nxagent nxproxy nx-x11-common > x2goclient x2goserver* libx2go-log-perl libx2go-server-db-perl > libx2go-server-perl libxcomp3:i386 libxcompshad3:i386 > sudo apt-get install x2goserver x2goserver-xsession > > This leaves me with > > dpkg -l | egrep "(x2go|nx)" | sort > ii libjs-sphinxdoc > 1.2.2+dfsg-1ubuntu1.1 all JavaScript > support for Sphinx documentation > ii libnx-x11-6:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 > client-side library > ii libnx-xcomposite1:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 > Composite extension library > ii libnx-xdamage1:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 damaged > region extension library > ii libnx-xdmcp6:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 Display > Manager Control Protocol library > ii libnx-xext6:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 > miscellaneous extension library > ii libnx-xfixes3:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 > miscellaneous 'fixes' extension library > ii libnx-xinerama1:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 Xinerama > extension library > ii libnx-xpm4:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 pixmap > library > ii libnx-xrandr2:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 RandR > extension library > ii libnx-xrender1:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 > Rendering Extension client library > ii libnx-xtst6:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 Testing > -- Record extension library > ii libxcomp3:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 > compression library > ii libxcompext3:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 protocol > compression extensions library > ii libxcompshad3:i386 > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 nx-X11 > shadowing library > ii nxagent > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 i386 NX agent > ii nx-x11-common > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 all nx-X11 (common > files) > ii qtcreator-plugin-qnx:i386 > 3.0.1+14.04.20140410.1-0ubuntu1 i386 QNX plugin for > Qt Creator IDE > ii x2goagent > 2:3.5.0.33-0~201711080756~ubuntu14.04.1 all X2Go agent > ii x2goserver > 4.0.1.21-0~201711081403~ubuntu14.04.1 i386 X2Go server > daemon scripts > ii x2goserver-extensions > 4.0.1.21-0~201711081403~ubuntu14.04.1 all X2Go server > daemon scripts (extensions) > ii x2goserver-xsession > 4.0.1.21-0~201711081403~ubuntu14.04.1 all X2Go server > daemon scripts (Xsession runner) > rc libx2go-server-db-perl > 4.1.0.0-0~1517~ubuntu14.04.1 i386 Perl > X2Go::Server:DB package > rc x2goclient > 4.1.1.1-0~1719~ubuntu14.04.1 i386 X2Go Client > application (Qt4) > rc x2goserver-common > 4.1.0.0-0~1517~ubuntu14.04.1 i386 X2Go Server > (common files) > rc x2goserver-fmbindings > 4.1.0.0-0~1517~ubuntu14.04.1 all X2Go Server > (file manager bindings) > rc x2goserver-printing > 4.1.0.0-0~1517~ubuntu14.04.1 all X2Go server > (printing support) > rc x2goserver-x2goagent > 4.1.0.0-0~1517~ubuntu14.04.1 all X2Go Server's > X2Go Agent > > Unfortunately i can no longer connect. It connects then disconnects. > This is the session log > > $ cat /tmp/.x2go-mario/C-mario-56-1520344207_stDKDE_dp24/session.log > > running as X2Go Agent > > NXAGENT - Version 3.5.0 > > Copyright (C) 2001, 2011 NoMachine. > See http://www.nomachine.com/ > <https://urldefense.proofpoint.com/v2/url?u=http-3A__www.nomachine.com_&d=DwMDaQ&c=aqMfXOEvEJQh2iQMCb7Wy8l0sPnURkcqADc2guUW8IM&r=X0jL9y0sL4r4iU_qVtR3lLNo4tOL1ry_m7-psV3GejY&m=QIgSLcrrTCJMhj7NUXO5ONPfj88R2_ITBC9GBjYBhPs&s=2u4IUoHqO415txvlxTBJsjNODklSt7ma_Uv3dIAYYxU&e=> > for more information. > > Info: Agent running with pid '6173'. > Session: Starting session at 'Tue Mar 6 14:50:08 2018'. > Info: Proxy running in server mode with pid '6173'. > Info: Waiting for connection from 'localhost' on port '52991'. > Info: Accepted connection from '127.0.0.1'. > Info: Connection with remote proxy completed. > Info: Using WAN link parameters 1408/24/1/0. > Info: Using agent parameters 5000/5/50/0/0. > Info: Using cache parameters 4/4096KB/8192KB/8192KB. > Info: Using pack method '16m-jpeg-9' with session 'unix-kde-depth_24'. > Info: Using ZLIB data compression 1/1/32. > Info: Using ZLIB stream compression 1/1. > Info: No suitable cache file found. > Info: Listening to X11 connections on display ':56'. > Error: Aborting session with 'Unable to open display > 'nx/nx,options=/tmp/.x2go-mario/C-mario-56-1520344207_ > stDKDE_dp24/options:56''. > Session: Aborting session at 'Tue Mar 6 14:50:09 2018'. > Session: Session aborted at 'Tue Mar 6 14:50:09 2018'. > Warning: Signals were not blocked in process with pid '6173'. > Info: Your session has died before reaching an usable state. > Info: This can be due to the remote X server refusing access to the client. > Info: Please check the authorization provided by your X application. > Info: Waiting the cleanup timeout to complete. > > Other logs have the following: > > $ sudo xtail /var/log/syslog /var/log/auth.log /var/log/ConsoleKit/history > *** /var/log/auth.log *** > Mar 6 14:50:04 lindev sshd[5665]: Accepted password for mario from > 192.168.11.6 port 35874 ssh2 > Mar 6 14:50:04 lindev sshd[5665]: pam_unix(sshd:session): session opened > for user mario by (uid=0) > > *** /var/log/syslog *** > Mar 6 14:50:04 lindev console-kit-daemon[2143]: GLib-CRITICAL: Source ID > 64 was not found when attempting to remove it > > *** /var/log/ConsoleKit/history *** > 1520344204.337 type=SEAT_ADDED : seat-id='Seat6' seat-kind=1 > 1520344204.339 type=SEAT_SESSION_ADDED : seat-id='Seat6' > session-id='Session5' session-type='' session-x11-display='' > session-x11-display-device='' session-display-device='/dev/ssh' > session-remote-host-name='fatty.de.regify.com' session-is-local=FALSE > session-unix-user=1000 session-creation-time='2018-03-06T13:50:04.336908Z' > 1520344204.512 type=SEAT_ADDED : seat-id='Seat7' seat-kind=1 > 1520344204.514 type=SEAT_SESSION_ADDED : seat-id='Seat7' > session-id='Session6' session-type='' session-x11-display='' > session-x11-display-device='' session-display-device='/dev/pts/2' > session-remote-host-name='fatty.de.regify.com' session-is-local=FALSE > session-unix-user=1000 session-creation-time='2018-03-06T13:50:04.512161Z' > 1520344204.519 type=SEAT_SESSION_REMOVED : seat-id='Seat7' > session-id='Session6' session-type='' session-x11-display='' > session-x11-display-device='' session-display-device='/dev/pts/2' > session-remote-host-name='fatty.de.regify.com' session-is-local=FALSE > session-unix-user=1000 session-creation-time='2018-03-06T13:50:04.512161Z' > 1520344204.520 type=SEAT_REMOVED : seat-id='Seat7' seat-kind=1 > > *** /var/log/syslog *** > Mar 6 14:50:08 lindev /usr/bin/x2gostartagent: successfully started X2Go > agent session with ID mario-56-1520344207_stDKDE_dp24 > Mar 6 14:50:13 lindev console-kit-daemon[2143]: GLib-CRITICAL: Source ID > 57 was not found when attempting to remove it > > *** /var/log/auth.log *** > Mar 6 14:50:13 lindev sshd[5720]: Received disconnect from 192.168.11.6: > 11: Bye Bye > Mar 6 14:50:13 lindev sshd[5665]: pam_unix(sshd:session): session closed > for user mario > > *** /var/log/ConsoleKit/history *** > 1520344213.470 type=SEAT_SESSION_REMOVED : seat-id='Seat6' > session-id='Session5' session-type='' session-x11-display='' > session-x11-display-device='' session-display-device='/dev/ssh' > session-remote-host-name='fatty.de.regify.com' session-is-local=FALSE > session-unix-user=1000 session-creation-time='2018-03-06T13:50:04.336908Z' > 1520344213.470 type=SEAT_REMOVED : seat-id='Seat6' seat-kind=1 > > > Somehow i believe this is system related to my box rather than packaging, > but i somehow can't put my finger on it. > Anybody see anything i overlooked? > > -- > Mit freundlichen Grüßen/Kind regards > > Mario Theodoridis > > > _______________________________________________ > x2go-user mailing list > x2go-user@lists.x2go.org > https://urldefense.proofpoint.com/v2/url?u=https-3A__lists. > x2go.org_listinfo_x2go-2Duser&d=DwIGaQ&c=aqMfXOEvEJQh2iQMCb7Wy8l0sPnURk > cqADc2guUW8IM&r=X0jL9y0sL4r4iU_qVtR3lLNo4tOL1ry_m7-psV3GejY&m= > QIgSLcrrTCJMhj7NUXO5ONPfj88R2_ITBC9GBjYBhPs&s=Oe4kldyQ_ > MrIQxj5C7SjQX6ySKbo2AWxNQakGGU5qM4&e= >
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