This is basically the problem described here: https://answers.launchpad.net/ubuntu/+source/shotwell/+question/157569
"Shotwell is supposed to popup a dialog asking you to unmount, however there are cases where this doesn't work. You may have to unmount the camera in Nautilus before starting Shotwell." It applies to other MTP-devices as well, not just iPhone. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to shotwell in Ubuntu. https://bugs.launchpad.net/bugs/775263 Title: Shotwell cannot claim USB Device (-53) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/shotwell/+bug/775263/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs