<div dir="auto">You seem to be missing a libX11 link to libNX_X11. Please run ldd /usr/bin/nxagent and post the result.<div dir="auto"><br></div><div dir="auto">Uli</div></div><br><div class="gmail_quote"><div dir="ltr">Alec Bayo <<a href="mailto:alec.bayo@gmail.com">alec.bayo@gmail.com</a>> schrieb am Mo., 20. Aug. 2018, 19:48:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi all,<div><br></div><div>Asking for help please troubleshooting an issue with x2go.</div><div><br></div><div><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Inbound connections stopped working after</span><span style="font-size:small;text-decoration-style:initial;text-decoration-color:initial"> </span>I updated the kernel and nvidia drivers on my centos workstation (the x2go server). </div><div><br></div><div>On the client, the error message says "Connection failed. Failed to start X2Go Agent session with ID account-_____. X2Go Agent terminated unexpectedly. Aborting session startup."</div><div><br></div><div>[If I attempt a connecion again the client shows a previous apparently pre-existing connection, but I cannot resume it.]</div><div><br></div><div>On the server, the session log says "Error: Aborting session with 'Unable to open display 'nx/nx,options=...". I have attempted uninstalling and reinstalling x2goserver from epel.<br></div><div><br></div><div><div>This symptoms are similar to an issue Mihai Moldovan resolved for Qianqian Fang in April: <a href="https://www.mail-archive.com/x2go-user@lists.x2go.org/msg02809.html" target="_blank" rel="noreferrer">https://www.mail-archive.com/x2go-user@lists.x2go.org/msg02809.html</a></div></div><div><br></div><div>However, I do not have the offending line set in <span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">LD_LIBRARY_PATH which solved the issue for Qianqian.</span></div><div><br></div><div><div>#Contents of LD_LIBRARY_PATH (this is from env after ssh-in).</div></div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div><div>LD_LIBRARY_PATH=/usr/local/cuda/lib64:/home/[...]/caffe/distribute/lib/::/usr/lib:/usr/lib/python2.7</div></div></blockquote><div><br></div><div>I also attempted commenting out this setting from .bashrc, and that did not fix it.</div><div><br></div><div><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">I've copied below answers to some questions Mihai asked Qianqian. The only strange thing I noticed is that Mihai asked for the contents of /usr/lib64/nx/X11 , and this is empty. The library Qianqian listed in there is located at <span style="text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">/usr/lib64 on my</span> server.</span><br></div><div><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Some more details below, answering questions that were made on this earlier, similar troubleshooting request.</span></div><div><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Best regards, thanks for any help,</span></div><div><span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Ale</span></div><div><br></div><div><br></div><div># Please make sure that nx-libs 3.5.99.16 is installed on the server side:<br></div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div><div>Package nx-libs-3.5.99.16-1.el7.x86_64 already installed and latest version</div></div></blockquote><div><div><br></div><div># Client up to date:</div></div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div><div>x2goclient is already the newest version (4.1.1.1-2).</div></div></blockquote><div><br></div><div> # Perhaps this is useful, these lines are also from env:</div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div><div>QTDIR=/usr/lib64/qt-3.3</div></div><div><div>QTINC=/usr/lib64/qt-3.3/include</div></div><div><div>SSH_TTY=/dev/pts/1</div></div><div><div>QT_GRAPHICSSYSTEM_CHECKED=1</div></div><div><div>QTLIB=/usr/lib64/qt-3.3/lib</div></div><div><div>QT_PLUGIN_PATH=/usr/lib64/kde4/plugins:/usr/lib/kde4/plugins</div></div></blockquote><div><br></div><div><br></div><div><div># Contents of /usr/lib64/nx/X11 </div><div><br></div></div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div><div>$ ls /usr/lib64/nx</div></div><div><div>bin X11</div></div><div><div><br></div></div><div><div>$ ls -lah /usr/lib64/nx/X11</div></div><div><div>total 0</div></div><div><div>drwxr-xr-x. 2 root root 6 Aug 18 14:28 .</div></div><div><div>drwxr-xr-x. 4 root root 26 Aug 18 14:28 ..</div></div><div><div><br></div></div><div><div>$ ls -lah /usr/lib64/nx/bin</div></div><div><div>total 0</div></div><div><div>drwxr-xr-x. 2 root root 36 Aug 17 21:28 .</div></div><div><div>drwxr-xr-x. 4 root root 26 Aug 18 14:28 ..</div></div><div><div>lrwxrwxrwx. 1 root root 16 Aug 17 16:09 nxagent -> /usr/bin/nxagent</div></div><div><div>lrwxrwxrwx. 1 root root 7 Aug 17 21:28 x2goagent -> nxagent</div></div><div><div><br></div></div><div><div>$ ls -lah /usr/bin/nxagent</div></div><div><div>-rwxr-xr-x. 1 root root 4.5M Jul 18 17:47 /usr/bin/nxagent</div></div></blockquote><div><div><br></div><div># Where I found the related libraries</div></div><div><br></div><div><div>$ ls -lah /usr/lib64/*NX*</div></div><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>lrwxrwxrwx. 1 root root 18 Aug 18 14:15 /usr/lib64/libNX_X11.so.6 -> libNX_X11.so.6.3.0</div></div><div><div>-rwxr-xr-x. 1 root root 1.3M Jul 18 17:47 /usr/lib64/libNX_X11.so.6.3.0</div></div></blockquote><div><br></div><div><br></div><div><br></div></div>
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