I’m hoping I don’t have the same situation I had before mixing old nx-libs with new ones perhaps these logs and version numbers will help find something I’m missing. X2Go from a Mac fails with Unable to execute: mate-session

Apr  3 10:51:19 erdos systemd-logind[1858]: New session 592 of user kudyba.
Apr  3 10:51:19 erdos systemd[1]: Started Session 592 of user kudyba.
Apr  3 10:51:20 erdos /usr/bin/x2gostartagent[19004]: x2gostartagent called with options: 1024x768 adsl 16m-jpeg-9 unix-kde-depth_32 us query 0 D MATE both
Apr  3 10:51:20 erdos /usr/bin/x2gosessionlimit[19022]: x2gosessionlimit has been called
Apr  3 10:51:20 erdos x2golistsessions[19023]: x2golistsessions has been called with options: --all-servers
Apr  3 10:51:24 erdos /usr/bin/x2gofeature[19129]: x2gofeature called with options: X2GO_RUN_EXTENSIONS
Apr  3 10:51:24 erdos /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features[19135]: x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS
Apr  3 10:51:24 erdos /usr/bin/x2goserver-run-extensions[19140]: x2goserver-run-extensions called with options: kudyba-50-1522767081_stDMATE_dp32 pre-start
Apr  3 10:51:24 erdos /usr/bin/x2gostartagent[19152]: creating new session: kudyba-50-1522767081_stDMATE_dp32 41bef7f66a4da5f572be2558ec8db7e6 19150 150.108.68.33 44821 44822 44823 -1 -1
Apr  3 10:51:24 erdos /usr/bin/x2gostartagent[19162]: blocking creation of agent's keyboard file /tmp/.x2go-kudyba/C-kudyba-50-1522767081_stDMATE_dp32/keyboard as requested by session startup command
Apr  3 10:51:24 erdos /usr/bin/x2gostartagent[19165]: successfully started X2Go Agent session with ID kudyba-50-1522767081_stDMATE_dp32
Apr  3 10:51:24 erdos /usr/bin/x2gofeature[19172]: x2gofeature called with options: X2GO_RUN_EXTENSIONS
Apr  3 10:51:24 erdos /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features[19177]: x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS
Apr  3 10:51:24 erdos /usr/bin/x2goserver-run-extensions[19182]: x2goserver-run-extensions called with options: kudyba-50-1522767081_stDMATE_dp32 post-start
Apr  3 10:51:26 erdos /usr/bin/x2goruncommand[19289]: x2goruncommand called with options: 50 19150 kudyba-50-1522767081_stDMATE_dp32 44822 mate-session nosnd D
Apr  3 10:51:26 erdos /usr/bin/x2gofeature[19299]: x2gofeature called with options: X2GOAGENT_RANDRXINERAMA
Apr  3 10:51:26 erdos /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features[19304]: x2goserver-extensions.features called with options: X2GOAGENT_RANDRXINERAMA
Apr  3 10:51:26 erdos /usr/share/x2go/x2gofeature.d/x2goserver.features[19309]: x2goserver.features called with options: X2GOAGENT_RANDRXINERAMA
Apr  3 10:51:26 erdos /usr/share/x2go/x2gofeature.d/x2goserver-x2goagent.features[19315]: x2goserver-x2goagent.features called with options: X2GOAGENT_RANDRXINERAMA
Apr  3 10:51:26 erdos /usr/bin/x2gofeature[19327]: x2gofeature called with options: X2GO_RUN_EXTENSIONS
Apr  3 10:51:26 erdos /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features[19332]: x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS
Apr  3 10:51:26 erdos /usr/bin/x2goserver-run-extensions[19338]: x2goserver-run-extensions called with options: kudyba-50-1522767081_stDMATE_dp32 pre-runcommand
Apr  3 10:51:26 erdos /usr/bin/x2goruncommand[19343]: ERROR: command  failed to execute
Apr  3 10:51:26 erdos /usr/bin/x2gofeature[19353]: x2gofeature called with options: X2GO_RUN_EXTENSIONS
Apr  3 10:51:26 erdos /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features[19358]: x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS
Apr  3 10:51:26 erdos /usr/bin/x2goserver-run-extensions[19363]: x2goserver-run-extensions called with options: kudyba-50-1522767081_stDMATE_dp32 fail-runcommand
Apr  3 10:51:26 erdos /usr/bin/x2gofeature[19375]: x2gofeature called with options: X2GO_DESKTOPSHARING
Apr  3 10:51:26 erdos /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features[19380]: x2goserver-extensions.features called with options: X2GO_DESKTOPSHARING
Apr  3 10:51:26 erdos /usr/share/x2go/x2gofeature.d/x2goserver.features[19388]: x2goserver.features called with options: X2GO_DESKTOPSHARING
Apr  3 10:51:27 erdos /usr/share/x2go/x2gofeature.d/x2goserver-x2goagent.features[19394]: x2goserver-x2goagent.features called with options: X2GO_DESKTOPSHARING
Apr  3 10:51:27 erdos /usr/share/x2go/x2gofeature.d/x2goserver-xsession.features[19399]: x2goserver-xsession.features called with options: X2GO_DESKTOPSHARING
Apr  3 10:51:27 erdos x2goumount-session[19404]: x2goumount-session has been called with options: kudyba-50-1522767081_stDMATE_dp32
Apr  3 10:51:28 erdos /usr/bin/x2gocmdexitmessage[19446]: x2gocmdexitmessage called with options: kudyba-50-1522767081_stDMATE_dp32
Apr  3 10:51:45 erdos systemd-logind[1858]: Removed session 592.


Warning: Failed to read data from the X auth command.
Warning: Generated a fake cookie for X authentication.
Info: Using ADSL link parameters 512/24/1/0.
Info: Using cache parameters 4/4096KB/8192KB/8192KB.
Info: Using pack method '16m-jpeg-9' with session 'unix-kde-depth_32'.
Info: Using ZLIB data compression 1/1/32.
Info: Using ZLIB stream compression 4/4.
Info: No suitable cache file found.
Info: Forwarding X11 connections to display '/private/tmp/com.apple.launchd.6NocDpMNWs/org.macosforge.xquartz:0'.
Session: Session started at 'Tue Apr  3 10:53:32 2018'.
Info: Established X server connection.
Info: Using shared memory parameters 0/0K.

# rpm -q x2goserver
x2goserver-4.1.0.1-0.0x2go1.0.git20180314.1610.heuler.fc27.x86_64

# rpm -q nx-libs
nx-libs-3.5.99.16-0.0build1.0.git20180317.2985.heuler.fc27.x86_64

# rpm -q x2goserver-x2goagent
x2goserver-x2goagent-4.1.0.1-0.0x2go1.0.git20180314.1610.heuler.fc27.x86_64

# systemctl status x2goserver
● x2goserver.service - X2Go Server Daemon
   Loaded: loaded (/usr/lib/systemd/system/x2goserver.service; enabled; vendor preset: disabled)
   Active: active (running) since Tue 2018-04-03 10:47:58 EDT; 3s ago
  Process: 17935 ExecStart=/usr/sbin/x2gocleansessions (code=exited, status=0/SUCCESS)
 Main PID: 17940 (x2gocleansessio)
    Tasks: 1 (limit: 7372)
   CGroup: /system.slice/x2goserver.service
           └─17940 /usr/bin/perl /usr/sbin/x2gocleansessions

Apr 03 10:47:58 systemd[1]: Starting X2Go Server Daemon...
Apr 03 10:47:58 systemd[1]: Started X2Go Server Daemon.
[root@erdos yum.repos.d]# ps -auwx | grep x2go
root     17940  0.0  0.0 179452 17776 ?        S    10:47   0:00 /usr/bin/perl /usr/sbin/x2gocleansessions
root     17959  0.0  0.0 119528   960 pts/0    S+   10:48   0:00 grep --color=auto x2go