On 16.04 the needle check in snappy_udev_setup_required() always fails because /var/lib/apparmor/clicks/%s.json.additional is (correctly) never created. Fix is to query udev for device assignment rather than using the needle check.
On 16.04 the needle check in snappy_ udev_setup_ required( ) always fails because /var/lib/ apparmor/ clicks/ %s.json. additional is (correctly) never created. Fix is to query udev for device assignment rather than using the needle check.