According to https://git.gnome.org/browse/shotwell/tree/NEWS this issue has recently been addressed by version 0.27.0. Ubuntu 17.04 system only has version 0.22.0. So this is probably an Ubuntu packaging issue.
-- You received this bug notification because you are a member of Ubuntu Studio Bugs, which is subscribed to shotwell in Ubuntu. Matching subscriptions: Ubuntu Studio Bugs https://bugs.launchpad.net/bugs/1400470 Title: cannot download photos using shotwell via usb Status in shotwell package in Ubuntu: Confirmed Bug description: I get error message "Unable to fetch previews from the camera: Could not claim the USB device (-53)" when I try to connect my camera and download photos to the PC using Shotwell. I have also installed gThumb and still same message. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/shotwell/+bug/1400470/+subscriptions -- Mailing list: https://launchpad.net/~ubuntustudio-bugs Post to : ubuntustudio-bugs@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntustudio-bugs More help : https://help.launchpad.net/ListHelp