thumbnail not showing(gif)

[mato]

I have interesting problem,when I upload gif file to album,all is ok there is no error in debug,it just not showing gif thumbnail,I can normaly open gif picture in album and see it,but thumbnail is not showing,so I tought that thumbnail wasn't created,but it is,it's on server,jpg files are ok.Using image magick.

[Tranz]

Link?