<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">I’m looking for any possible clues in trying to track down the error with pdflatex<div class=""><br class=""></div><div class=""> <font face="Courier" class="">\mathit allowed only in math mode</font></div><div class=""><br class=""></div><div class="">encountered while latexmk is writing .idx.</div><div class=""><br class=""></div><div class="">This is occurring, in the first instance with .ind entry</div><div class=""><br class=""></div><div class=""><font face="Courier" class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>\item \idxmark{Urysohn Metrization Theorem}, \hyperpage{506}, </font><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><font face="Courier" class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>\mainref{580}</font></div><div style="margin: 0px; font-stretch: normal; font-size: 18px; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 18px; line-height: normal;" class=""><span style="font-size: 14px;" class="">The function \mainref is defined as:</span></div><div style="margin: 0px; font-stretch: normal; font-size: 18px; line-height: normal;" class=""><span style="font-size: 14px;" class=""><br class=""></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><font face="Courier" class=""><span class="Apple-tab-span" style="white-space:pre"> </span>\newcommand{\mainref}[1]{\textbf{\emph{\hyperpage{#1}}}}</font></div><div style="margin: 0px; font-stretch: normal; font-size: 18px; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 18px; line-height: normal;" class=""><span style="font-size: 14px;" class="">But the error occurs even if I change \mainref to: </span>\newcommand{\mainref}[1]{#1}</div><div style="margin: 0px; font-stretch: normal; font-size: 18px; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">The document’s .ist file includes</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=""><font face="Courier" class=""><span class="Apple-tab-span" style="white-space:pre"> </span>item_0 "\n\\item \\idxmark{"</font></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><font face="Courier" class=""> <span class="Apple-tab-span" style="white-space:pre"> </span>delim_0 "}, "</font></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="">where \idxmark is defined in my preamble by:</div><div style="margin: 0px; font-stretch: normal; font-size: 18px; line-height: normal;" class=""><span style="font-size: 14px;" class=""><br class=""></span></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><font face="Courier" class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>\providecommand\gobbleone[1]{}</font></div></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><font face="Courier" class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>\newcommand{\idxmark}[1]{{\let\gobbleone\relax\markboth{\sffamily\bfseries#1}{\sffamily\bfseries#1}}#1}</font></div><div style="margin: 0px; font-stretch: normal; font-size: 18px; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">If I comment out the \index entries for that “Urysohn Metrization Theorem”, then the same error occurs for other entries.</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="">I APOLOGIZE for not providing a complete, minimal working example for reproducing the error, but I think some clue might help me devise such. The document in question is of book length, with a complex source structure that includes several style files constituting the preamble.</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="">NOTE: This error did not occur a week or two ago, despite no change to my preamble. So I think something has changed in some latex package to cause this.</div><div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><br class=""></div><div class="">
---<br class="">Murray Eisenberg<span class="Apple-tab-span" style="white-space: pre;"> </span><a href="mailto:murrayeisenberg@gmail.com" class="">murrayeisenberg@gmail.com</a><br class="">503 King Farm Blvd #101<span class="Apple-tab-span" style="white-space: pre;"> </span>Home (240)-246-7240<br class="">Rockville, MD 20850-6667<span class="Apple-tab-span" style="white-space: pre;"> </span>Mobile (413)-427-5334<br class=""><br class="">
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