<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Hello.</div><div><br></div><div>With LaTeX the attached file compiles, but with XeLaTeX I get the following error:</div><div><br></div><div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; ">./essai.tex:28: Undefined control sequence.</div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; "><argument> \pdfmark </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; "> [{\box \@tempboxa }]{pdfmark=/ANN,Subtype=/Movie,Movie=<...</div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; ">l.28 \end{frame}</div><p style="margin: 0.0px 0.0px 0.0px 0.0px; font: 10.0px 'Lucida Grande'; min-height: 12.0px"> <br class="webkit-block-placeholder"></p><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; ">? </div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; "><br></div></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; ">What am I doing wrong?</div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; ">Regards,</div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal 'Lucida Grande'; ">Yves</div><div><br></div></body></html>