This is not a bug with GTK. GTK is correctly warning about about missing theme items.
** Changed in: gtk+3.0 (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gtk+3.0 in Ubuntu. https://bugs.launchpad.net/bugs/841356 Title: ubuntu-bug generates lots of warnings and an error Status in “gtk+3.0” package in Ubuntu: Invalid Bug description: rharold@ub1110b1:~$ ubuntu-bug (gksu:2938): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", (gksu:2938): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", (gksu:2938): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", (gksu:2938): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", OpenGL Warning: Failed to connect to host. Make sure 3D acceleration is enabled for this VM. failed to create drawable (firefox:2968): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", (firefox:2968): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", (firefox:2968): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", (firefox:2968): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", rharold@ub1110b1:~$ (firefox:2968): LIBDBUSMENU-GTK-CRITICAL **: dbusmenu_menuitem_property_set_shortcut: assertion `gtk_accelerator_valid(key, modifier)' failed rharold@ub1110b1:~$ ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: apport 1.22-0ubuntu3 ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4 Uname: Linux 3.0.0-10-generic i686 ApportLog: ERROR: apport (pid 1768) Sun Sep 4 14:02:34 2011: called for pid 1600, signal 11 ERROR: apport (pid 1768) Sun Sep 4 14:02:34 2011: executable: /usr/bin/nautilus (command line "nautilus -n") ERROR: apport (pid 1768) Sun Sep 4 14:02:34 2011: this executable already crashed 2 times, ignoring Architecture: i386 CrashReports: 600:1000:1000:1000642:2011-09-03 20:15:47.262803000 -0400:2011-09-03 20:16:36.807064486 -0400:/var/crash/_usr_bin_unity-2d-panel.1000.crash 600:1000:1000:2660535:2011-09-03 22:05:15.776397000 -0400:2011-09-04 14:02:34.752974695 -0400:/var/crash/_usr_bin_nautilus.1000.crash 600:1000:1000:47489:2011-09-03 21:29:14.016898000 -0400:2011-09-03 21:29:15.016898000 -0400:/var/crash/_usr_share_software-center_submit_review_gtk3.py.1000.crash Date: Sun Sep 4 17:02:48 2011 InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110901) PackageArchitecture: all ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: apport UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gtk+3.0/+bug/841356/+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