I recompiled lyx yesterday (on a gentoo system), adding support to luatex and xetex. Now, none of the book class documents compile (they use to compile without any problem). Every once in a while, compile fails with a message like: Chapitre 2.
LaTeX Warning: Reference `sec:T=0000E2ches-d=0000E9di=0000E9es-aux' on page 27 undefined on input line 1385. LaTeX Warning: Reference `sec:T=0000E2ches-d=0000E9di=0000E9es-aux' on page 27 undefined on input line 1385. ! Missing \endcsname inserted. <to be read again> : l.1385 ...ec:T=0000E2ches-d=0000E9di=0000E9es-aux} pour plus de d�tails). The control sequence marked <to be read again> should not appear between \csname and \endcsname. ! Extra \endcsname. <argument> ...s-d=0000E9di=0000E9es-aux\endcsname \space l.1385 ...ec:T=0000E2ches-d=0000E9di=0000E9es-aux} Is this a known bug ? Any workaround ?