tag 323 moreinfo thanks Hi Harry, On Mo 14 Okt 2013 06:34:07 CEST, harry mangalam wrote: > Package: x2goserver > Version: 4.0.1 > x86_64, CentOS 6.4, kernel 2.6.32-358.18.1.el6.centos.plus.x86_64 > > (also x2go version 4.0.1.6 (self-compiled) on the same platform) > > Problem: > After a server OS lockup and reboot, the previously working x2goserver would ok... so there was a server crash. Of course, X2Go Server should handle crashes in most occasions, but sometimes the X2Go session DB indeed can become corrupt. Please try $ sudo rm -f /var/lib/x2go/x2go_sessions $ sudo x2godbadmin --createdb Does that solve your problems? > not allow client connections from Mac, Linux, Windows. After re-installing > x2gserver (x2goserver-4.0.1.6-1.1.x86_64) and x2goagent > (x2goagent-3.5.0.20-4.1.x86_64), it refused to connect with the client-side > message: > > === > Session: Starting session at 'Fri Oct 11 18:11:36 2013'. > Info: Connecting to remote host 'localhost:31030'. > Info: Connection to remote proxy 'localhost:31030' established. > Error: The remote NX proxy closed the connection. > Error: Failure negotiating the session in stage '7'. > Error: Wrong version or invalid session authentication cookie. > Session: Terminating session at 'Fri Oct 11 18:11:37 2013'. > Session: Session terminated at 'Fri Oct 11 18:11:37 2013'. > === > (dont know if this is complete since the popup only lasts 2s.) > This error has been cited multiple times in various fora and lists, > but no one > seems to have been able to solve it. > > I can passwordlessly ssh to both servers just fine from other Linux clients. > > If I don't use the ssh keys, I can enter my password and the result is the > same. > > The server seems to be initializing the session since if I try to log in > multiple times, there are new sessions listed, but I'm not allowed to connect > to them. I can only terminate or suspend them. > > Terminating them does appear to work since they are not listed on following > sessions if I do. > > The problem does seem to be related to authentication or > authorization; we use > ldap-based auth on the server and it's working fine otherwise, except for > x2go. Is every user affected??? Can you test with a fresh user account on the server??? We need to pin down, whether something on the server is broken system wide or if the issue is a user profile problem. > Thanks for your work! Welcome :-) Mike -- DAS-NETZWERKTEAM mike gabriel, herweg 7, 24357 fleckeby fon: +49 (1520) 1976 148 GnuPG Key ID 0x25771B31 mail: mike.gabriel@das-netzwerkteam.de, http://das-netzwerkteam.de freeBusy: https://mail.das-netzwerkteam.de/freebusy/m.gabriel%40das-netzwerkteam.de.xfb