kirigami-gallery 2.2.0+p16.04+git20170830 Steps to reproduce: 1. Open 'Button' section. 2. Press top Back button. Actual result: Nothing happens.
I could reproduce this before, but I'm no longer able to with KDE Frameworks 5.43. Matthew, if you're still able to reproduce the issue in KDE Frameworks 5.43 or later, please re-open.