<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi Richard,<div><br></div><div>Thanks for your reply.</div><div><br></div><div>Best, Jinglei</div><div><br><div><div>On Aug 25, 2011, at 12:26 AM, Richard Koch wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Jinglei,<br><br>The problem is that the BasicTeX TeX Distribution structure doesn't know anything about<br>those 64 bit binaries because you installed them by hand.<br><br>There are other problems. Some hidden files in the distribution don't know that you have<br>the 64-bit binaries either, so if you use TeX Live Utility or tlmgr to update, those 64 bit binaries<br>may not be updated.<br><br>Our experiments show that 32 bit binaries and 64 bit binaries process at about the same speed.<br>So I don't think it is worth the trouble to fix this. Your options are<br><br><span class="Apple-tab-span" style="white-space:pre"> </span>a) Use BasicTeX, which has 32 bit universal binaries<br><br><span class="Apple-tab-span" style="white-space:pre"> </span>b) Install MacTeX-2011, which has both<br><br><span class="Apple-tab-span" style="white-space:pre"> </span>c) Install TeX yourself using the TeX Live install script, to obtain both binaries but<br><span class="Apple-tab-span" style="white-space:pre"> </span>only a subset of TeX Live. <br><br>However, c) won't give a TeX Dist structure, so the pref pane won't know about it.<br><br>Dick Koch<br><br>On Aug 16, 2011, at 11:52 AM, Jinglei Hu wrote:<br> Te<br><blockquote type="cite">Hi,<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">I've freshly installed MacTeX 2011 basic on Lion. I also installed x86_64-darwin binaries. Unfortunately, I cannot switch to 64bit in the PrefPane. A restart does not solve the problem. <br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Any idea or help is appreciated. Thanks in advance.<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite"><snapshot_basicMacTeX2011.png><br></blockquote><blockquote type="cite">----------- Please Consult the Following Before Posting -----------<br></blockquote><blockquote type="cite">TeX FAQ: <a href="http://www.tex.ac.uk/faq">http://www.tex.ac.uk/faq</a><br></blockquote><blockquote type="cite">List Reminders and Etiquette: <a href="http://email.esm.psu.edu/mac-tex/">http://email.esm.psu.edu/mac-tex/</a><br></blockquote><blockquote type="cite">List Archive: <a href="http://tug.org/pipermail/macostex-archives/">http://tug.org/pipermail/macostex-archives/</a><br></blockquote><blockquote type="cite">TeX on Mac OS X Website: <a href="http://mactex-wiki.tug.org/">http://mactex-wiki.tug.org/</a><br></blockquote><blockquote type="cite">List Info: <a href="http://email.esm.psu.edu/mailman/listinfo/macosx-tex">http://email.esm.psu.edu/mailman/listinfo/macosx-tex</a><br></blockquote><blockquote type="cite"><br></blockquote><br>----------- Please Consult the Following Before Posting -----------<br>TeX FAQ: <a href="http://www.tex.ac.uk/faq">http://www.tex.ac.uk/faq</a><br>List Reminders and Etiquette: <a href="http://email.esm.psu.edu/mac-tex/">http://email.esm.psu.edu/mac-tex/</a><br>List Archive: <a href="http://tug.org/pipermail/macostex-archives/">http://tug.org/pipermail/macostex-archives/</a><br>TeX on Mac OS X Website: <a href="http://mactex-wiki.tug.org/">http://mactex-wiki.tug.org/</a><br>List Info: <a href="http://email.esm.psu.edu/mailman/listinfo/macosx-tex">http://email.esm.psu.edu/mailman/listinfo/macosx-tex</a><br><br></div></blockquote></div><br></div></body></html>