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</o:shapelayout></xml><![endif]--></head><body lang=IT link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Try deleting all aux and bbl files and then start from scratch with compilation.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Cheers, Phil<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm 4.0pt'><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> texhax-bounces@tug.org [mailto:texhax-bounces@tug.org] <b>On Behalf Of </b>Mostafa ali<br><b>Sent:</b> Tuesday, March 08, 2011 11:31 PM<br><b>To:</b> Yuri Robbers<br><b>Cc:</b> texhax@tug.org<br><b>Subject:</b> Re: [texhax] Natbib problem<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-size:18.0pt'>Hi Yuri<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'>Thanks for your reply. But that is not the problem. I typed wrong here. In the original error message it comes as \harvardcite. But the problem is that I am not using any harvard style or any harvard package. But I am not sure why still getting this message. I want to use natbib package and want to use natbib reference citation code, e.g. citet, citep etc. <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'>Mostafa<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'><o:p> </o:p></span></p><div><div class=MsoNormal align=center style='text-align:center'><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><hr size=1 width="100%" align=center></span></div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Yuri Robbers <yuri.robbers@gmail.com><br><b>To:</b> Mostafa ali <wremostafa@yahoo.com><br><b>Cc:</b> texhax@tug.org<br><b>Sent:</b> Tue, March 8, 2011 2:43:18 PM<br><b>Subject:</b> Re: [texhax] Natbib problem<br></span><br>Hi Mostafa, <o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>You probably mean \harvardcite rather than \havartcite. So isnert the missing r and replace the t with a d. That should solve your problem.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Best wishes,<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'>Yuri.<o:p></o:p></p><div><p class=MsoNormal>On Tue, Mar 8, 2011 at 10:14 PM, Mostafa ali <<a href="mailto:wremostafa@yahoo.com" target="_blank">wremostafa@yahoo.com</a>> wrote:<o:p></o:p></p><div><div><div><p class=MsoNormal><span style='font-size:18.0pt'>Hi <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'>I am a new user to the Tex system. I wrote my thesis using havard package refrence style, but now I want to use natbib package. So I put \usepackage{natbib}, used \bibliographystyle{plainnat} and also changed cite to \citet{}. But don't know why I am getting this following error message. <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt;color:red'>! undefined control sequence</span><span style='font-size:18.0pt'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt;color:red'>1.5 \havartcite</span><span style='font-size:18.0pt'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt;color:red'> {chaudhry08}{}{}{}</span><span style='font-size:18.0pt'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt;color:black'>I thought that it would be simple. Now I don't have any idea what's I am doing wrong. Any help would be appreciable.</span><span style='font-size:18.0pt'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'>Thanks.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'>Mostafa<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:18.0pt'> <o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal><br>_______________________________________________<br>TeX FAQ: http://www.tex.ac.uk/faq<br>Mailing list archives: http://tug.org/pipermail/texhax/<br>More links: http://tug.org/begin.html<br><br>Automated subscription management: http://tug.org/mailman/listinfo/texhax<br>Human mailing list managers: <a href="mailto:postmaster@tug.org" target="_blank">postmaster@tug.org</a><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></div></div></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>