Using a nonbreakdash in a header screws up its entry in the TOC when exported to pdflatex or DVI. Export to plaintext does not produce a dash at all in the TOC.
Also, the moment you remove the standard layout paragraph, the error in the other post ("Nonbreakdash in section header confuses latex") gets triggered. #LyX 1.6.0rc3 created this file. For more info see http://www.lyx.org/ \lyxformat 340 \begin_document \begin_header \textclass article \language english \inputencoding utf8 \font_roman lmodern \font_sans lmss \font_typewriter lmtt \font_default_family default \font_sc false \font_osf false \font_sf_scale 100 \font_tt_scale 100 \graphics default \paperfontsize 12 \spacing single \use_hyperref false \pdf_bookmarks true \pdf_bookmarksnumbered false \pdf_bookmarksopen false \pdf_bookmarksopenlevel 1 \pdf_breaklinks true \pdf_pdfborder true \pdf_colorlinks false \pdf_backref false \pdf_pagebackref false \pdf_pdfusetitle true \papersize a4paper \use_geometry true \use_amsmath 1 \use_esint 1 \cite_engine natbib_numerical \use_bibtopic false \paperorientation portrait \leftmargin 2cm \topmargin 2cm \rightmargin 2cm \bottommargin 2cm \secnumdepth 3 \tocdepth 1 \paragraph_separation indent \defskip medskip \quotes_language english \papercolumns 1 \papersides 1 \paperpagestyle default \tracking_changes false \output_changes false \author "" \author "" \end_header \begin_body \begin_layout Standard \begin_inset CommandInset toc LatexCommand tableofcontents \end_inset \end_layout \begin_layout Standard Need at least a \SpecialChar \nobreakdash- in a standard layout before to NOT trigger an error. \end_layout \begin_layout Section Layer\SpecialChar \nobreakdash- 3 \end_layout \end_body \end_document