OK. I found the solution. While upgrading from 10.04 there was an error that has stopped installation before it configured and cleared old setup. I have downloaded 10.11 image and upgraded system from USB. That repaired broken configuration. Some programs were lost during upgrade. Chromium in my case but installing it again restored it to last configuration.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nautilus in Ubuntu. https://bugs.launchpad.net/bugs/874593 Title: nautilus dose not start. running it crushes also desktop. (icons disappear) Status in “nautilus” package in Ubuntu: Confirmed Bug description: ** (nautilus:8204): DEBUG: SyncDaemon already running, initializing SyncdaemonDaemon object Initializing nautilus-open-terminal extension Initializing nautilus-gdu extension Initializing nautilus-image-converter extension (nautilus:8204): Gtk-CRITICAL **: gtk_action_set_visible: assertion `GTK_IS_ACTION (action)' failed (nautilus:8204): Gtk-CRITICAL **: gtk_action_set_visible: assertion `GTK_IS_ACTION (action)' failed Naruszenie ochrony pamięci ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: nautilus 1:3.2.0-0ubuntu5 ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4 Uname: Linux 3.0.0-12-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 1.23-0ubuntu3 Architecture: amd64 Date: Fri Oct 14 22:08:39 2011 ProcEnviron: PATH=(custom, no user) LANG=pl_PL.UTF-8 SHELL=/bin/bash SourcePackage: nautilus UpgradeStatus: Upgraded to oneiric on 2011-10-14 (0 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/874593/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

