In my case on Ubuntu 13.04, gnome-keyring was already installed but installing libp11-kit-gnome-keyring helped.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-keyring in Ubuntu. https://bugs.launchpad.net/bugs/887654 Title: p11-kit: couldn't load module: /usr/lib/x86_64-linux-gnu/pkcs11/gnome- keyring-pkcs11.so: /usr/lib/x86_64-linux-gnu/pkcs11/gnome-keyring- pkcs11.so: cannot open shared object file: No such file or directory Status in “gnome-keyring” package in Ubuntu: Confirmed Bug description: p11-kit: couldn't load module: /usr/lib/x86_64-linux-gnu/pkcs11/gnome- keyring-pkcs11.so: /usr/lib/x86_64-linux-gnu/pkcs11/gnome-keyring- pkcs11.so: cannot open shared object file: No such file or directory when trying to launch thunderbird ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: gnome-keyring 3.2.1-0ubuntu1 [modified: usr/bin/gnome-keyring-3 usr/bin/gnome-keyring-daemon usr/lib/gnome-keyring/gnome-keyring-prompt-3] ProcVersionSignature: Ubuntu 3.1.0-2.3-generic 3.1.0 Uname: Linux 3.1.0-2-generic x86_64 NonfreeKernelModules: fglrx wl ApportVersion: 1.25-0ubuntu1 Architecture: amd64 Date: Tue Nov 8 00:51:04 2011 InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20111107) ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: gnome-keyring UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-keyring/+bug/887654/+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