[tex-live] polyglossia error

[Alex Hamann]

Is there a know issue with polyglossia after recent updates? 

a minimal example

%%%%%%%%%%%%%%%%%%%%%%%
%&encoding= UTF-8 Unicode
% !TEX TS-program = XeLaTeX

\documentclass[]{article}

\usepackage{fontspec}
\usepackage{polyglossia}
	\setdefaultlanguage{german}

\begin{document}

test test

\end{document}
%%%%%%%%%%%%%%%%%%%%%%


results in:

! Undefined control sequence.
l.402 \define at boolkey
                     {polyglossia}[xpg@]{localmarks}[false]{%