We are having problems with X2Go crashing whenever a java application launches. The behavior we've seen this with are Matlab and Libre Office. The error log for a session is below:
XSession-x2go: X session started for foo at Tue 06 Jul 2021 10:56:11 AM CDT dbus-update-activation-environment: setting DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-ZYRSF8zvwo,guid=5029f305c229ae890543984260e47d1b dbus-update-activation-environment: setting DISPLAY=:51 dbus-update-activation-environment: setting XAUTHORITY=/home/foo/.Xauthority dbus-update-activation-environment: warning: error sending to systemd: org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1 xhost: must be on local machine to add or remove hosts. localuser:foo being added to access control list dbus-update-activation-environment: setting GTK_MODULES=gail:atk-bridge dbus-update-activation-environment: warning: error sending to systemd: org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1 dbus-update-activation-environment: setting QT_ACCESSIBILITY=1 dbus-update-activation-environment: warning: error sending to systemd: org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1 dbus-update-activation-environment: setting SHELL=/bin/bash dbus-update-activation-environment: setting QT_ACCESSIBILITY=1 dbus-update-activation-environment: setting SSH_AUTH_SOCK=/home/foo/.x2go/C-foo-51-1625586962_stDXFCE_dp32/ssh-agent.PID dbus-update-activation-environment: setting STARTUP=/usr/bin/env LD_LIBRARY_PATH= xfce4-session dbus-update-activation-environment: setting GTK_MODULES=gail:atk-bridge dbus-update-activation-environment: setting KRB5CCNAME=FILE:/tmp/krb5cc_30106_1IvBkz dbus-update-activation-environment: setting PWD=/home/foo dbus-update-activation-environment: setting LOGNAME=foo dbus-update-activation-environment: setting XDG_SESSION_TYPE=tty dbus-update-activation-environment: setting GPG_AGENT_INFO=/run/user/30106/gnupg/S.gpg-agent:0:1 dbus-update-activation-environment: setting XAUTHORITY=/home/foo/.Xauthority dbus-update-activation-environment: setting X2GO_SESSION=foo-51-1625586962_stDXFCE_dp32 dbus-update-activation-environment: setting HOME=/home/foo dbus-update-activation-environment: setting LANG=en_US.UTF-8 dbus-update-activation-environment: setting PULSE_CLIENTCONFIG=/home/foo/.x2go/C-foo-51-1625586962_stDXFCE_dp32/.pulse-client.conf dbus-update-activation-environment: setting SSH_CONNECTION=192.168.2.235 56888 192.168.1.3 22 dbus-update-activation-environment: setting QT_GRAPHICSSYSTEM=native dbus-update-activation-environment: setting XDG_SESSION_CLASS=user dbus-update-activation-environment: setting TERM=dumb dbus-update-activation-environment: setting X2GO_AGENT_PID=41248 dbus-update-activation-environment: setting USER=foo dbus-update-activation-environment: setting DISPLAY=:51 dbus-update-activation-environment: setting SHLVL=2 dbus-update-activation-environment: setting XDG_RUNTIME_DIR=/run/user/30106 dbus-update-activation-environment: setting SSH_CLIENT=192.168.2.235 56888 22 dbus-update-activation-environment: setting XDG_DATA_DIRS=/usr/local/share:/usr/share:/var/lib/snapd/desktop dbus-update-activation-environment: setting PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games:/snap/bin dbus-update-activation-environment: setting DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-ZYRSF8zvwo,guid=5029f305c229ae890543984260e47d1b dbus-update-activation-environment: setting MAIL=/var/mail/foo dbus-update-activation-environment: setting XSESSION_EXEC=xfce4-session dbus-update-activation-environment: setting _=/usr/bin/dbus-update-activation-environment dbus-update-activation-environment: warning: error sending to systemd: org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1 Gtk-Message: 10:56:12.094: Failed to load module "atk-bridge" gpg-agent[41537]: WARNING: "--write-env-file" is an obsolete option - it has no effect gpg-agent: a gpg-agent is already running - not starting a new one
(xfce4-session:41470): xfce4-session-WARNING **: 10:56:12.146: gpg-agent returned no PID in the variables Gtk-Message: 10:56:12.164: Failed to load module "atk-bridge"
(xfwm4:41539): xfwm4-WARNING **: 10:56:12.190: The display does not support the XComposite extension.
(xfwm4:41539): xfwm4-WARNING **: 10:56:12.190: Compositing manager disabled.
(xfwm4:41539): xfwm4-WARNING **: 10:56:12.251: Error opening /dev/dri/card0: Permission denied Gtk-Message: 10:56:12.421: Failed to load module "atk-bridge" Gtk-Message: 10:56:12.426: Failed to load module "atk-bridge" Gtk-Message: 10:56:12.436: Failed to load module "atk-bridge"
(xfsettingsd:41565): xfsettingsd-CRITICAL **: 10:56:12.456: Your XI is too old (1.3) version 1.4 is required. Gtk-Message: 10:56:12.457: Failed to load module "atk-bridge"
(xfsettingsd:41565): xfsettingsd-CRITICAL **: 10:56:12.458: Failed to change the keyboard repeat Gtk-Message: 10:56:12.464: Failed to load module "atk-bridge"
(xfce4-session:41470): xfce4-session-WARNING **: 10:56:12.554: Unable to launch "light-locker" (specified by autostart/light-locker.desktop): Failed to execute child process "light-locker" (No such file or directory)
(xfce4-session:41470): xfce4-session-WARNING **: 10:56:12.557: Unable to launch "system-config-printer-applet" (specified by autostart/print-applet.desktop): Failed to execute child process "system-config-printer-applet" (No such file or directory)
(xfce4-session:41470): xfce4-session-WARNING **: 10:56:12.563: Unable to launch "nm-applet" (specified by autostart/nm-applet.desktop): Failed to execute child process "nm-applet" (No such file or directory) Gtk-Message: 10:56:12.584: Failed to load module "atk-bridge" Gtk-Message: 10:56:13.282: Failed to load module "atk-bridge" Gtk-Message: 10:56:13.286: Failed to load module "atk-bridge" Failure: Module initialization failed
ERROR: Unable to load info from any available system
** (xfce4-clipman:47166): WARNING **: 10:58:47.786: Unable to register GApplication: An object is already exported for the interface org.gtk.Application at /org/xfce/clipman
(xfce4-clipman:47166): GLib-GIO-CRITICAL **: 10:58:47.786: g_application_get_is_remote: assertion 'application->priv->is_registered' failed
(xfce4-clipman:47166): GLib-WARNING **: 10:58:47.786: g_set_application_name() called multiple times Gtk-Message: 10:58:57.773: Failed to load module "atk-bridge" Gtk-Message: 10:59:21.444: Failed to load module "atk-bridge" X IO Error wrapper-1.0: Fatal IO error 11 (Resource temporarily unavailable) on X server :51.0. xfdesktop: Fatal IO error 104 (Connection reset by peer) on X server :51.0. wrapper-1.0: Fatal IO error 11 (Resource temporarily unavailable) on X server :51.0. Gdk-Message: 10:59:55.630: xfce4-clipman: Fatal IO error 11 (Resource temporarily unavailable) on X server :51.0.
xfsettingsd: Fatal IO error 11 (Resource temporarily unavailable) on X server :51.0. xfce4-session: Fatal IO error 11 (Resource temporarily unavailable) on X server :51. xfwm4: Fatal IO error 11 (Resource temporarily unavailable) on X server :51.0. Gdk-Message: 10:59:55.630: Thunar: Fatal IO error 11 (Resource temporarily unavailable) on X server :51.
Gdk-Message: 10:59:55.630: polkit-gnome-authentication-agent-1: Fatal IO error 11 (Resource temporarily unavailable) on X server :51.0.
xfce4-panel: Fatal IO error 11 (Resource temporarily unavailable) on X server :51.0. XIO: fatal IO error 0 (Success) on X server ":51.0" after 42 requests (42 known processed) with 0 events remaining.
Neil thackeray Sr. Systems Engineer
Beckman Institute for Advanced Science and Technology University of Illinois at Urbana-Champaign 405 N. Mathews Avenue | M/C 251 Urbana, IL 61801 217.244.3283 |neilt@illinois.edu<mailto:pmjones5@illinois.edu> beckman.illinois.edu<http://beckman.illinois.edu>
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