Neither of these fixed it for me (even with logout or reboot): remove/rename ~/.local/share/mime/ update-mime-database ~/.local/share/mime/
But this did fix it: remove/rename /usr/local/share/mime -- gThumb do not show any pictures in directories, although the fact that they are there. But normally show directory structure. https://bugs.launchpad.net/bugs/442089 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gthumb in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs