I have this bug too. As i can see, this bug called cyrillic character of Photo folder.
See http://www.google.ru/search?ie=UTF-8&hl=ru&q=f-spot%20Unhandled%20Exception%3A%20GLib.GException%3A%20%20Thumb%3A%3AURI%20ISO-8859-1.&redir_esc=y&ei=N8PBTPWWC8iVOu208PkL
This bug also have Greek and Polish users.
I have this bug too. As i can see, this bug called cyrillic character of Photo folder.
See http:// www.google. ru/search? ie=UTF- 8&hl=ru& q=f-spot% 20Unhandled% 20Exception% 3A%20GLib. GException% 3A%20%20Thumb% 3A%3AURI% 20ISO-8859- 1.&redir_ esc=y&ei= N8PBTPWWC8iVOu2 08PkL
This bug also have Greek and Polish users.