.xsession-errors contains the following additional lines after a failed connect. Reckon the first three lines come from typing in the private key. Root cause (to me) seems the unfamous "Message did not recieve a reply..."-line.
** (nm-applet:2765): WARNING **: Error: couldn't verify private key: 1 private-key ** (nm-applet:2765): WARNING **: Error: couldn't verify private key: 1 private-key ** (nm-applet:2765): WARNING **: Error: couldn't verify private key: 1 private-key WARN 2012-01-26 15:46:57 glib <unknown>:0 Unable to fetch children: Method "Children" with signature "" on interface "org.ayatana.bamf.view" doesn't exist WARN 2012-01-26 15:46:57 glib <unknown>:0 Unable to fetch children: Method "Children" with signature "" on interface "org.ayatana.bamf.view" doesn't exist WARN 2012-01-26 15:46:57 glib.glib-gobject <unknown>:0 instance of invalid non-instantiatable type `(null)' WARN 2012-01-26 15:46:57 glib.glib-gobject <unknown>:0 instance of invalid non-instantiatable type `(null)' (polkit-gnome-authentication-agent-1:2773): polkit-gnome-1-WARNING **: No icon for themed icon with name 'nm-icon' WARN 2012-01-26 15:46:57 glib <unknown>:0 Unable to fetch children: Method "Children" with signature "" on interface "org.ayatana.bamf.view" doesn't exist WARN 2012-01-26 15:46:58 glib <unknown>:0 Unable to fetch children: Method "Children" with signature "" on interface "org.ayatana.bamf.view" doesn't exist ** (nm-applet:2765): WARNING **: Failed to add/activate connection: (4) Message did not receive a reply (timeout by message bus) ** Message: NM disappeared WARN 2012-01-26 15:47:03 glib <unknown>:0 Unable to fetch children: Method "Children" with signature "" on interface "org.ayatana.bamf.view" doesn't exist -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager-applet in Ubuntu. https://bugs.launchpad.net/bugs/885784 Title: nm-connection-editor fails when adding wireless with WPA/WPA2 Enterprise and TLS security Status in “network-manager-applet” package in Ubuntu: Incomplete Bug description: After setting the userid, the certificate, the private key and its passphrase (but leaving the CA Certificate open), a message pops up saying: "Connection add failed / Message did not receive a reply (timeout by message bus)" Also tried it on a mint new oneric, booted from USB, with same result. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: network-manager-gnome 0.9.1.90-0ubuntu6 ProcVersionSignature: Ubuntu 3.0.0-12.20-generic-pae 3.0.4 Uname: Linux 3.0.0-12-generic-pae i686 NonfreeKernelModules: wl ApportVersion: 1.23-0ubuntu3 Architecture: i386 CRDA: Error: [Errno 2] No such file or directory Date: Thu Nov 3 18:18:25 2011 ExecutablePath: /usr/bin/nm-connection-editor IfupdownConfig: auto lo iface lo inet loopback InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1) IpRoute: default via 192.168.35.254 dev eth0 proto static 169.254.0.0/16 dev eth0 scope link metric 1000 192.168.35.0/24 dev eth0 proto kernel scope link src 192.168.35.112 metric 1 Keyfiles: Error: [Errno 2] No such file or directory NetworkManager.state: [main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true ProcEnviron: SHELL=/bin/bash PATH=(custom, user) LANG=hu_HU.UTF-8 SourcePackage: network-manager-applet UpgradeStatus: Upgraded to oneiric on 2011-10-29 (4 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager-applet/+bug/885784/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
