Gnome 3 freezes when use or create some thumbnail

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https://bbs.archlinux.org – When I open several folders with large JPEG Images (about 10-13 mb) nautilus freezes. When I put name of such image in search box of gnome 3 dashboard, dashboard freezes too. When I deleted ~/.thumbnails/ and restart GDM, dashboard was totally ok. But when I went to the folder with large images nautilus friezed again.When I try to open every of such image in Eye Of Gnome it is opened properly without errors.I didn't catch any error in /var/log/*.logs and get something in  ~/.xsession-errors:error: The metadata does not have a thumbnail property error: The metadata does not have a thu (HowTos)