Thanks for your solution. Just one comment. Instead of
Type=gnome-font-viewer shoud be Type=Application -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/839407 Title: gnome-font-viewer missing in oneiric Status in “gnome-control-center” package in Ubuntu: Confirmed Bug description: So is gnome-thumbnail-font... Here is a workaround. Download the 2.32 Natty version: https://launchpad.net/ubuntu/natty/i386/gnome-control-center/1:2.32.1-0ubuntu15 Extract the content. Go to gnome-control-center_2.32.1-0ubuntu15_i386/usr/bin and copy `gnome-font-viewer` and `gnome-thumbnail-font` to your /usr/bin directory. To make the font viewer system wide, run in terminal: gksu gedit /usr/share/applications/gnome-font-viewer-mime.desktop Copy, paste and save this into the empty file: [Desktop Entry] Version=1.0 Encoding=UTF-8 Type=gnome-font-viewer Name=gnome-font-viewer Exec=/usr/bin/gnome-font-viewer NoDisplay=true MimeType=application/x-font-otf;application/x-font-pcf;application/x-font-ttf;application/x-font-type1; Run in terminal: gksu gedit /etc/gnome/defaults.list Copy, paste and add this to the bottom of the file: application/x-font-pcf=gnome-font-viewer-mime.desktop application/x-font-ttf=gnome-font-viewer-mime.desktop application/x-font-type1=gnome-font-viewer-mime.desktop application/x-font-otf=gnome-font-viewer-mime.desktop To enable fonts thumbnails, run in terminal: gksu gedit /usr/share/thumbnailers/gnome-font.thumbnailer Copy, paste and save this into the empty file: [Thumbnailer Entry] TryExec=/usr/bin/gnome-thumbnail-font Exec=/usr/bin/gnome-thumbnail-font -s %s %u %o MimeType=application/x-font-otf;application/x-font-pcf;application/x-font-ttf;application/x-font-type1; Quit all instances of Nautilus (nautilus -q) Now it should be working ;-) Sources: http://forums.linuxmint.com/viewtopic.php?f=42&t=22517 http://returnfalse.net/log/gnome-3-and-nautilus-video-thumbnails-with-ffmpegthumbnailer/ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/839407/+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