Dear Lyx Team
thank you for all.
i got 2 error after i upgrade from lyx 2.2.2 to 2.3 .
1st:
when i generate my book, i got this msg:
2nd:
this code not work in latex preamble (work in 2.2.2 but not work in 2.3):
\usepackage[explicit]{titlesec}
> \usepackage[many]{tcolorbox}
> \usepackage{fancyhdr}
> \usepackage{blindtext}
> \newlength{\chaptertopspacing}
> \setlength{\chaptertopspacing}{130pt}
> \AtBeginDocument{\setdefaultlanguage[numerals=maghrib]{arabic}}
>
> % Common settings for unstarred and starred chapters
> \newtcolorbox{chaptertitlebox}[1][]{%
> enhanced,
> colback=LightSkyBlue,
> boxrule=0.25cm,
> colframe=LightSkyBlue,
> arc=0pt,
> outer arc=0pt,
> remember as=title,
> leftrule=0pt,
> rightrule=0pt,
> fontupper=\color{white}\sffamily\bfseries\huge,
> enlarge left by=-1in-\hoffset-\oddsidemargin,
> enlarge right by=-\paperwidth+1in+\hoffset+\oddsidemargin+\textwidth,
> width=\paperwidth,
> left=1in+\hoffset+\oddsidemargin,
> right=\paperwidth-1in-\hoffset-\oddsidemargin-\textwidth,
> top=0.6cm,
> bottom=0.6cm,
> #1
> }
>
>
>
>
>
>
> \titleformat{\chapter}[display]
> {\normalfont\huge\bfseries}
> {}
> {-\chaptertopspacing}
> {%
> \begin{chaptertitlebox}[%
> overlay={
> \node[
> fill=MidnightBlue,
> draw=LightSkyBlue,
> line width=0.15cm,
> inner sep=0pt,
> text width=1.7cm,
> minimum height=1.7cm,
> align=center,
> font=\color{white}\sffamily\bfseries\fontsize{50}{36}\selectfont
> ]
> (chapname)
> at ([xshift=-4cm]frame.north east)
> {\thechapter};
> % \node[font=\small,anchor=south,inner sep=2pt] at (chapname.north)
> % {\MakeUppercase\chaptertitlename};
> }
> ]
> #1
> \end{chaptertitlebox}%
> }
> \titleformat{name=\chapter,numberless}[display]
> {\normalfont\huge\bfseries}
> {}
> {-\chaptertopspacing}
> {%
> \begin{chaptertitlebox}
> #1
> \end{chaptertitlebox}%
> }
> \titlespacing*{\chapter}
> {0pt}{0pt}{40pt}
> \makeatother
> \titlespacing*{\chapter}{0pt}{60pt}{-10pt}
>
Best regards
