From unknown Fri May 08 13:25:34 2026 X-Loop: owner@bugs.x2go.org Subject: Bug#1163: X2Go client for windows crashes on connect Reply-To: Matt Jackson , 1163@bugs.x2go.org Resent-From: Matt Jackson Resent-To: x2go-dev@lists.x2go.org Resent-CC: X2Go Developers X-Loop: owner@bugs.x2go.org Resent-Date: Tue, 21 Mar 2017 03:40:01 +0000 Resent-Message-ID: Resent-Sender: owner@bugs.x2go.org X-X2Go-PR-Message: report 1163 X-X2Go-PR-Package: x2goclient X-X2Go-PR-Keywords: Received: via spool by submit@bugs.x2go.org id=B.149006746816591 (code B); Tue, 21 Mar 2017 03:40:01 +0000 Received: (at submit) by bugs.x2go.org; 21 Mar 2017 03:37:48 +0000 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on ymir.das-netzwerkteam.de X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.1 Received: from localhost (localhost [127.0.0.1]) by ymir.das-netzwerkteam.de (Postfix) with ESMTP id AD3805DAD0 for ; 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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Package: x2goclient Version: 4.1.0.0 When I connect to a linux x2go server from the windows client, it brings up= the "connecting" dialog, but both the x2go client and VcXsrv Server then c= rash without error. The previous version of x2goclient did not have this = issue. In fact, if I downgrade to v4.0.5.2, everything starts working agai= n. I have another Windows PC with the same configuration connecting to the= same server and it does not have this issue with v4.1.0.0. My configuration: Client OS: Windows 10 Server OS: ArchLinux (x2goserver v4.1.0.0) VcXsrv settings: -rootless -notrayicon -clipboard -keyhook start x-server on x2goclient start Session prefs: Try auto login via SSH Agent (using pagaent provided by x2goclient) Session Type - Custom Desktop Command - /usr/bin/startxfce4 Input/Output - Xinerama disabled Media & Shared Folders - SSH port forwarding disabled Here's the output log in debug mode: PS C:\Program Files (x86)\x2goclient> .\x2goclient.debug.exe --debug x2go-INFO-1> "Starting X2Go Client..." x2go-WARNING-1> "English language requested, not loading translator." x2go-WARNING-1> "English language requested, not loading translator." x2go-DEBUG-../src/onmainwindow.cpp:10108> Getting X.Org Server settings. x2go-INFO-3> "Started X2Go Client." x2go-DEBUG-../src/onmainwindow.cpp:518> "$HOME=3DC:/Users/xxxx" x2go-DEBUG-../src/onmainwindow.cpp:2279> Reading 1 sessions from config fil= e. x2go-DEBUG-../src/sessionbutton.cpp:341> Creating QPixmap with session icon= : ":/img/icons/128x128/x2gosession.png". x2go-DEBUG-../src/onmainwindow.cpp:10011> Starting helper servers for Windo= ws ... x2go-DEBUG-../src/onmainwindow.cpp:10178> "/cygdrive/C/Users/xxxx/.x2go/var= " cygwin var path x2go-DEBUG-../src/onmainwindow.cpp:10261> "C:/Users/xxxx/.x2go/etc/sshd_con= fig created." x2go-Dx2go-DEBUG-../src/onmainwEindow.cpp:9771> Resolved lBUG-.o./src/calho= st. onmainwindow.cpp:9771> Resolved localhost. x2x2ggo-o-DDEEBUG-../BUGsrc-..//onmainwsrc/oindow.nmacpp:97in93>wi Pndowort= .cpis frp:ee9793: > P7022ort is free: 6000 x2go-DEBUG-../src/onmainwindow.cpp:9859> Using internal X.Org Server: false x2go-DEBUG-.x2go-./srDEBUGc-..//onmsrc/onaimanwinindwiow.cpp:99ndow.cpp27>:= 10 Ru611>nn Ling "Cog:/ging Pcyrogram Files ( x86)gwi/x2goclient/VcXsrv/vcxsrn v.ssexhde" t "o: "C:/User-rs/ooMatlttes/.s= x2g-no/otrayssichLogons/ -Hp41clipbo16ard -k eyhook .lo:0g"" x2go-DEBUG-../src/onmainwindow.cpp:10625> Creating desktop: x2go_xxxx x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost. x2go-DEBUG-../src/pulsemanager.cpp:232> pulse started with arguments("--exi= t-idle-time=3D-1", "-n", "-F", "C:\Users\xxxx\. x2go\pulse\config.pa", "-p", "C:\Program Files (x86)\x2goclient\pulse\lib\p= ulse-7.1\modules", "--log-level=3Ddebug", "--ve rbose", "--log-target=3Dfile:C:\Users\xxxx\.x2go\pulse\pulse.log") ; waitin= g for finish... x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022 x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost. x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost. x2go-DEBUG-../src/onmainwindow.cpp:9799> Port already in use: 6000 x2go-DEBUG-../src/onmainwindow.cpp:9956> X.Org Server started. x2go-DEBUG-../src/onmainwindow.cpp:10153> All helper servers for Windows ar= e started. x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022 x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost. x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022 x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost. x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022 x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost. x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022 x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost. x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022 QPixmap: It is not safe to use pixmaps outside the GUI thread QPixmap: It is not safe to use pixmaps outside the GUI thread QPixmap: It is not safe to use pixmaps outside the GUI thread QPixmap: It is not safe to use pixmaps outside the GUI thread QPixmap: It is not safe to use pixmaps outside the GUI thread x2go-DEBUG-../src/onmainwindow.cpp:10718> Failed to start user mode OpenSSH= server. x2go-DEBUG-../src/onmainwindow.cpp:2759> Creating QPixmap with session icon= : '":/img/icons/128x128/x2gosession.png"'. x2go-DEBUG-../src/onmainwindow.cpp:2826> Starting session via Smart Card, S= SH Agent or Kerberos token. x2go-INFO-8> "Starting connection to server: xxx.xxx.xxx.xxx:22" x2go-DEBUG-../src/onmainwindow.cpp:2860> Starting new ssh connection to ser= ver:"xxx.xxx.xxx.xxx":"22" krbLogin: false x2go-DEBUG-../src/sshmasterconnection.cpp:175> SshMasterConnection, host "x= xx.xxx.xxx.xxx"port 22user "xxxx"useproxy falseproxyserver ""proxyport 22 x2go-DEBUG-../src/sshmasterconnection.cpp:212> Starting SSH connection with= out Kerberos authentication. x2go-DEBUG-../src/sshmasterconnection.cpp:216> SshMasterConnection, instanc= e SshMasterConnection(0x3ab5680) created. x2go-DEBUG-../src/sshmasterconnection.cpp:452> SshMasterConnection, instanc= e SshMasterConnection(0x3ab5680) entering thread. x2go-DEBUG-../src/sshmasterconnection.cpp:488> libssh not initialized yet. = Initializing. x2go-DEBUG-../src/sshmasterconnection.cpp:532> Setting SSH directory to "C:= /Users/xxxx/ssh" x2go-DEBUG-../src/sshmasterconnection.cpp:799> cserverAuth x2go-DEBUG-../src/sshmasterconnection.cpp:814> state: 1 x2go-DEBUG-../src/sshmasterconnection.cpp:650> Setting SSH directory to "C:= /Users/xxxx/ssh" QObject::killTimers: timers cannot be stopped from another thread --_000_SN1PR14MB0352B8FA5771B55F91CABD3EB33D0SN1PR14MB0352namp_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Package: x2goclient

Version: 4.1.0.0


When I connect to a linux x2go server from the windows client, it brings= up the "connecting" dialog, but both the x2go client and VcXsrv = Server then crash without error.   The previous version of x2goclient = did not have this issue.  In fact, if I downgrade to v4.0.5.2, everything starts working again.  I have another Windows= PC with the same configuration connecting to the same server and it does n= ot have this issue with v4.1.0.0.  


My configuration:


Client OS: Windows 10

Server OS: ArchLinux (x2goserver v4.1.0.0)


VcXsrv settings:

-rootless -notrayicon -clipboard -keyhook

start x-server on x2goclient start


Session prefs:

Try auto login via SSH Agent (using pagaent provided by x2goclient)


Session Type - Custom Desktop 

Command - /usr/bin/startxfce4


Input/Output - Xinerama disabled


Media & Shared Folders - SSH port forwarding disabled


Here's the output log in debug mode:


PS C:\Program Files (x86)\x2goclient> .\x2goclient.debug.exe --debu= g
x2go-INFO-1> "Starting X2Go Client..."
x2go-WARNING-1> "English language requested, not loading translator= ."
x2go-WARNING-1> "English language requested, not loading translator= ."
x2go-DEBUG-../src/onmainwindow.cpp:10108> Getting X.Org Server settings.=
x2go-INFO-3> "Started X2Go Client."
x2go-DEBUG-../src/onmainwindow.cpp:518> "$HOME=3DC:/Users/xxxx"= ;
x2go-DEBUG-../src/onmainwindow.cpp:2279> Reading 1 sessions from config = file.
x2go-DEBUG-../src/sessionbutton.cpp:341> Creating QPixmap with session i= con: ":/img/icons/128x128/x2gosession.png".
x2go-DEBUG-../src/onmainwindow.cpp:10011> Starting helper servers for Wi= ndows ...
x2go-DEBUG-../src/onmainwindow.cpp:10178> "/cygdrive/C/Users/xxxx/.= x2go/var" cygwin var path
x2go-DEBUG-../src/onmainwindow.cpp:10261> "C:/Users/xxxx/.x2go/etc/= sshd_config created."
x2go-Dx2go-DEBUG-../src/onmainwEindow.cpp:9771> Resolved lBUG-.o./src/ca= lhost.
onmainwindow.cpp:9771> Resolved localhost.
x2x2ggo-o-DDEEBUG-../BUGsrc-..//onmainwsrc/oindow.nmacpp:97in93>wi Pndow= ort .cpis frp:ee9793: > P7022ort
 is free: 6000
x2go-DEBUG-../src/onmainwindow.cpp:9859> Using internal X.Org Server: fa= lse
x2go-DEBUG-.x2go-./srDEBUGc-..//onmsrc/onaimanwinindwiow.cpp:99ndow.cpp27&g= t;:10 Ru611>nn Ling "Cog:/ging Pcyrogram Files (
x86)gwi/x2goclient/VcXsrv/vcxsrn v.ssexhde" t "o: "C:/User-r= s/ooMatlttes/.s x2g-no/otrayssichLogons/ -Hp41clipbo16ard -k
eyhook .lo:0g""

x2go-DEBUG-../src/onmainwindow.cpp:10625> Creating desktop: x2go_xxxx x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost.
x2go-DEBUG-../src/pulsemanager.cpp:232> pulse started with arguments(&qu= ot;--exit-idle-time=3D-1", "-n", "-F", "C:\Us= ers\xxxx\.
x2go\pulse\config.pa", "-p", "C:\Program Files (x86)\x2= goclient\pulse\lib\pulse-7.1\modules", "--log-level=3Ddebug"= , "--ve
rbose", "--log-target=3Dfile:C:\Users\xxxx\.x2go\pulse\pulse.log&= quot;) ; waiting for finish...
x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022
x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost.
x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost.
x2go-DEBUG-../src/onmainwindow.cpp:9799> Port already in use: 6000
x2go-DEBUG-../src/onmainwindow.cpp:9956> X.Org Server started.
x2go-DEBUG-../src/onmainwindow.cpp:10153> All helper servers for Windows= are started.
x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022
x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost.
x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022
x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost.
x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022
x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost.
x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022
x2go-DEBUG-../src/onmainwindow.cpp:9771> Resolved localhost.
x2go-DEBUG-../src/onmainwindow.cpp:9793> Port is free: 7022
QPixmap: It is not safe to use pixmaps outside the GUI thread
QPixmap: It is not safe to use pixmaps outside the GUI thread
QPixmap: It is not safe to use pixmaps outside the GUI thread
QPixmap: It is not safe to use pixmaps outside the GUI thread
QPixmap: It is not safe to use pixmaps outside the GUI thread
x2go-DEBUG-../src/onmainwindow.cpp:10718> Failed to start user mode Open= SSH server.
x2go-DEBUG-../src/onmainwindow.cpp:2759> Creating QPixmap with session i= con: '":/img/icons/128x128/x2gosession.png"'.
x2go-DEBUG-../src/onmainwindow.cpp:2826> Starting session via Smart Card= , SSH Agent or Kerberos token.
x2go-INFO-8> "Starting connection to server: xxx.xxx.xxx.xxx:22&quo= t;
x2go-DEBUG-../src/onmainwindow.cpp:2860> Starting new ssh connection to = server:"xxx.xxx.xxx.xxx":"22" krbLogin: false
x2go-DEBUG-../src/sshmasterconnection.cpp:175> SshMasterConnection, host= "xxx.xxx.xxx.xxx"port 22user "xxxx"useproxy falseproxy= server ""proxyport 22
x2go-DEBUG-../src/sshmasterconnection.cpp:212> Starting SSH connection w= ithout Kerberos authentication.
x2go-DEBUG-../src/sshmasterconnection.cpp:216> SshMasterConnection, inst= ance SshMasterConnection(0x3ab5680)  created.
x2go-DEBUG-../src/sshmasterconnection.cpp:452> SshMasterConnection, inst= ance SshMasterConnection(0x3ab5680)  entering thread.
x2go-DEBUG-../src/sshmasterconnection.cpp:488> libssh not initialized ye= t. Initializing.
x2go-DEBUG-../src/sshmasterconnection.cpp:532> Setting SSH directory to = "C:/Users/xxxx/ssh"
x2go-DEBUG-../src/sshmasterconnection.cpp:799> cserverAuth
x2go-DEBUG-../src/sshmasterconnection.cpp:814> state: 1

x2go-DEBUG-../src/sshmasterconnection.cpp:650> Setting SSH directory to = "C:/Users/xxxx/ssh"
QObject::killTimers: timers cannot be stopped from another thread

   

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