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<br><br><div align="left"><img alt=""><img alt=""><img alt=""><img alt=""><font face="Times New Roman, Times, Serif"><img alt=""><img alt=""></font>I am not sure if this is a bug of xdvipdfmx and would appreciate any thought. If you make a minmal document <br><br>%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br>\documentclass[11pt]{book}<br><br>\RequirePackage{amsthm}%<br>\RequirePackage{amsmath}%<br>\RequirePackage{amsxtra}%<br>\RequirePackage{amstext}%<br>\RequirePackage{amssymb}%<br>\RequirePackage{latexsym}%<br>\RequirePackage{dsfont}%<br><br><br><br>\begin{document}<br><br>$$\mathds{R}$$<br><br>\end{document}<br>%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%<br><br>and compile document with pdflatex, there is no problem but if I compile it with xelatex and open the PDF with acroread, I just will get a dot and a message saying<br><br>%%%%%%%%%%%%%%%%%%%%<br><br>can not extract the embedded font 'KSESBL+dsrom10'. Some characters may not display or point correctly.<br><br>%%%%%%%%%%%%%%%%%%%%%%%%<br><br>I also need to add that if I open the document compiled with xelatex with evince, then there is no problem.<br></div><br><br><br /><hr />Let ninemsn property help <a href='http://a.ninemsn.com.au/b.aspx?URL=http%3A%2F%2Fninemsn%2Edomain%2Ecom%2Eau%2F%3Fs%5Fcid%3DFDMedia%3ANineMSN%5FHotmail%5FTagline&_t=774152450&_r=Domain_tagline&_m=EXT' target='_new'>Looking to move somewhere new this winter?</a></body>
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