Can't reproduce it. Please run it through strace and check where the message is coming from.
** Changed in: libav (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Studio Bugs, which is subscribed to libav in Ubuntu. Matching subscriptions: Ubuntu Studio Bugs https://bugs.launchpad.net/bugs/1437447 Title: avconv error "couldn't load module ... gnome-keyring-pkcs11.so" Status in libav package in Ubuntu: Incomplete Bug description: Calling avconv -version prints error: 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 Error disappears after installing package "libp11-kit-gnome-keyring", but it is not a dependency of libav-tools. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libav/+bug/1437447/+subscriptions -- Mailing list: https://launchpad.net/~ubuntustudio-bugs Post to : ubuntustudio-bugs@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntustudio-bugs More help : https://help.launchpad.net/ListHelp