I have exactly the same problem with Edgy up-to-date and a ffmpeg's .dvd file (avi codec) created with Blender.
If I go to the directory where Blender are creating the video, totem tumbnailer crash. -- totem crash while trying to make a thumb of an uncomplete avi https://launchpad.net/bugs/65642 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs