Julien Rioux wrote: > Testing was on the work computer with no easy way of updating the tex > installation. I imagine many would be in such a situation, so maybe it's > worth to mention in a LyX note that compiling this file requires beamer > 3.11 or later.
It's not that your beamer version is too old. The features in question has been always there. It's just happening that you use a specific version which has a bug with a (quite important) feature used. Both an older and a newer version will work. Jürgen