Minimal working example is:
Code: Select all
\documentclass{article}
\usepackage{siunitx}
\begin{document}
stuff
\end{document}
Code: Select all
\..\Application Data\MiKTeX\2.9\tex\latex\siunitx\siunitx.sty(805): Error: Undefined control sequence.
\..\Application Data\MiKTeX\2.9\tex\latex\siunitx\siunitx.sty(805): Error: You can't use `\spacefactor' in vertical mode.
\..\Application Data\MiKTeX\2.9\tex\latex\siunitx\siunitx.sty(805): Error: Missing $ inserted.
\..\Application Data\MiKTeX\2.9\tex\latex\siunitx\siunitx.sty(805): Error: LaTeX Error: Missing \begin{document}.
\..\Application Data\MiKTeX\2.9\tex\latex\siunitx\siunitx.sty(828): Error: Missing $ inserted.