Hier mein Code
\documentclass[12pt,twoside]{book}
\usepackage{polyglossia}
\usepackage[innercaption, ragged]{sidecap} %für Text neben Bild
\begin{document}
\begin{SCfigure} [\sidecaptionrelwidth][tt]
\centering
\includegraphics [width=0.5\textwidth] {images/ewald-u1_009.jpg}
\caption{Peter und Luise vor dem Schulhaus in Horn, 1909}
\label{Peter_und_Luise}
\end{SCfigure}
\end{document}
! Undefined control sequence.
<argument> \SC@pageref
{\SC@IDENT }
l.10 \end{SCfigure}
?
Process has been terminated ...
Wer weiß was?

