<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><span style="font-style: normal;" class="">Dear TeX Live team,</span><div class=""><span style="font-style: normal;" class=""><br class=""></span><div class=""><span style="font-style: normal;" class="">I am using (enjoying) TeX Live with TeX Live Utility and TeXShop on a Mac pro 2019.</span></div><div class=""><span style="font-style: normal;" class="">After the last change, I have the problem that I get the following message</span></div><div class=""><br class=""></div><div class=""><div class="">/usr/local/texlive/2020/texmf-dist/tex/latex/xkeyval/xkeyval.sty:62: Package xk</div><div class="">eyval Error: xkeyval loaded before \documentclass.</div><div class=""><br class=""></div><div class="">See the xkeyval package documentation for explanation.</div><div class="">Type H <return> for immediate help.</div><div class=""> ... </div><div class=""> </div><div class="">l.62 ...yval loaded before \protect\documentclass}</div><div class=""> %</div><div class="">? </div></div><div class=""><br class=""></div><div class=""><div class="">Ignoring (by a return) I get a bad formatting (see Ch02-bad.pdf enclosed).</div></div><div class=""><br class=""></div><div class=""><span style="font-style: normal;" class=""><br class=""></span></div><div class=""><span style="font-style: normal;" class="">The solution I have found is to load locally</span></div><div class=""><span style="font-style: normal;" class="">eso-pic.sty 2018/04/12 v2.0h eso-pic (RN)</span></div><div class=""><span style="font-style: normal;" class="">expl3.sty </span>2020-07-17 L3 programming layer (loader) </div><div class=""><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-style: normal;" class="">l3backend-xdvipdfmx.def </span>2020-06-29 L3 backend support: xdvipdfmx</div></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-style: normal;" class="">xelated.fmt </span>(preloaded format=xelatex 2020.7.18)</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-style: normal;" class="">(all enclosed with which I get </span>Ch02-good.pdf)</div></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">The problem might be that one of the above files in particular expl3.sty</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">or l3backend-xdvipdfmx.def (which are not loaded with the preloaded format=xelatex 2020.10.31)</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">may have been incorporated in the format with some change producing the bad version</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">The new eso-pic.sty seems to have a different problem since it produces</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">(/usr/local/texlive/2020/texmf-dist/tex/latex/eso-pic/eso-pic.sty</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">LaTeX Warning: You have requested release `2020-10-01' of LaTeX,</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""> but only release `2020-02-02' is available.</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">/usr/local/texlive/2020/texmf-dist/tex/latex/eso-pic/eso-pic.sty:188: Undefined</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""> control sequence.</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><argument> \nointerlineskip \AddToHook </div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""> {shipout/background}{\put (0,\ESO@yof...</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">l.188 }</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""> </div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">? </div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">although I am up to date with TeX Live Utility (This is XeTeX, Version 3.14159265-2.6-0.999992).</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span style="font-style: normal;" class=""> I could not find how the new </span>xelatex 2020.7.18</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">was generated to try to understand the problem.</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">Help would be very welcomed. Thanks for in advance,</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">--</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">Patrick Cousot</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""></div></body></html>