The following errors for me because of the missing map file:
\documentclass{article}
\usepackage{PoiretOne}
%\pdfmapfile{=PoiretOne.map}
\usepackage[T1]{fontenc}
\renewcommand*\familydefault{\sfdefault}
\begin{document}
abc
\end{document}
--
Ulrike Fischer
http://www.troubleshooting-tex.de/