<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class=""><div class="">The important stuff is here:<br class=""><br class=""><blockquote type="cite" class="">Nov 05 15:00:39 <a href="http://ourschool.edu" class="">ourschool.edu</a> <<a href="http://ourschool.edu" class="">http://ourschool.edu</a>><br class="">/usr/bin/x2gostartagent[1221]: started nxagent: NX_TEMP=/tmp x2goagent<br class="">X2GO_NXAGENT_OPTIONS (' -extension XFIXES -nolisten tcp') NOLISTOPT ('-nolisten<br class="">tcp') X2GODPIOPTION_ ('-dpi 72') XDMCPPOPT ('') -SESSION_TYPE ('-D') NOEXITPARAM<br class="">('') -auth "XAUTHORITY" ('"/home/localguy/.Xauthority"') agent_geometry<br class="">('-geometry 800x600') -name "SESSION_WINDOW_TITLE"<br class="">('"X2GO-localguy-161-1509912037_stDXFCE_dp32"') "NX_AGENT" ('":161"')<br class="">2>"SESSION_LOG"<br class="">('"/tmp/.x2go-localguy/C-localguy-161-1509912037_stDXFCE_dp32/session.log"') &<br class=""></blockquote><br class="">So, at least for the local user, it's really using the local Xauthority file,<br class="">which, as we've seen in earlier mails, is part of the /home partition that is<br class="">locally mounted via LVM. We probably can assume, that this file is accessible<br class="">all the time.<br class=""><br class="">This can't be a firewall issue, since nxagent is trying to connect to its<br class="">internal display in this case, which uses the local transport protocol (on<br class="">Linux, that should always be a UNIX transport).<br class=""><br class="">This, still, leaves only local authentication and I can't really figure out<br class="">what's wrong. The cookie should have been added correctly to the authorization<br class="">file and at least one of the entries we add should match.<br class=""></div></div></blockquote><div><br class=""></div><div>Could there be another package or service installed on the non-working machine vs working that is causing this conflict? </div><div><br class=""></div><div>And just to confirm permissions on the .Xauthority file:</div><div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">ls -l .X*</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">-rw------- 1 localguy localguy 1575 Nov 5 15:00 .Xauthority</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><br class=""></div></div><br class=""><blockquote type="cite" class=""><div class=""><div class="">Just to make sure, what are the values of:<br class=""> - echo "${HOSTNAME}"<br class=""> - hostname -s<br class=""> - hostname -f<br class=""></div></div></blockquote></div><br class=""><div class="">Failing:</div><div class=""><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">echo "${HOSTNAME}"</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><a href="http://sobolev.dsm.fordham.edu" class="">sobolev.dsm.fordham.edu</a></span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""># hostname -s</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">sobolev</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""># hostname -f</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><a href="http://sobolev.dsm.fordham.edu" class="">sobolev.dsm.fordham.edu</a></span></div></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">working:</span></div><div style="margin: 0px; font-size: 11px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">echo "${HOSTNAME}"</span></div><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><a href="http://erdos.dsm.fordham.edu" class="">erdos.dsm.fordham.edu</a></span></div><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">$ hostname -s</span></div><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">erdos</span></div><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">$ </span>hostname -f</div></span><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><a href="http://erdos.dsm.fordham.edu" class="">erdos.dsm.fordham.edu</a></span></div><div class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><br class=""></span></div></div></body></html>