Comment 206 for bug 1207812

seeing the same issue with IOS 8.1.1 and ubuntu 14.04 (up to date as of this date). kernel is 3.13.0-40-generic.

Issue appears (only been 10minutes) to be fixed by installing the packages listed here:

http://www.omgubuntu.co.uk/2014/03/ios7-ipad-iphone-ubuntu-trust
http://ppa.launchpad.net/ingo/ios7support/ubuntu/pool/main/libi/libimobiledevice/libimobiledevice2_1.1.6+git20140213~ppa1_amd64.deb