I have a simple TeX document test.tex
\documentclass[12pt,a4paper]{memoir}
\begin{document}
This is a test
\end{document}
If I run pdflatex test.tex in Fedora 37, it works fine:
This is pdfTeX, Version 3.141592653-2.6-1.40.22 (TeX Live 2021) (preloaded format=pdflatex)
restricted \write18 enabled.
entering extended mode
(./test.tex
LaTeX2e <2020-10-01> patch level 4
L3 programming layer <2021-05-07>
(/usr/share/texlive/texmf-dist/tex/latex/memoir/memoir.cls
Document Class: memoir 2021/03/23 v3.7o configurable book, report, article docu
ment class
(/usr/share/texlive/texmf-dist/tex/generic/iftex/iftex.sty)
(/usr/share/texlive/texmf-dist/tex/latex/memoir/mem12.clo)
(/usr/share/texlive/texmf-dist/tex/latex/tools/array.sty)
(/usr/share/texlive/texmf-dist/tex/latex/tools/dcolumn.sty)
(/usr/share/texlive/texmf-dist/tex/latex/tools/delarray.sty)
(/usr/share/texlive/texmf-dist/tex/latex/tools/tabularx.sty)
(/usr/share/texlive/texmf-dist/tex/latex/textcase/textcase.sty))
(/usr/share/texlive/texmf-dist/tex/latex/l3backend/l3backend-pdftex.def)
(./test.aux) [1{/usr/share/texlive/texmf-var/fonts/map/pdftex/updmap/pdftex.map
}] (./test.aux) )</usr/share/texlive/texmf-dist/fonts/type1/public/amsfonts/cm/
cmr12.pfb>
Output written on test.pdf (1 page, 9544 bytes).
Transcript written on test.log.
But, if I run the same command if Fedora 38-beta, I get the following error
This is pdfTeX, Version 3.141592653-2.6-1.40.24 (TeX Live 2022) (preloaded format=pdflatex)
restricted \write18 enabled.
entering extended mode
(./test.tex
LaTeX2e <2022-06-01> patch level 5
L3 programming layer <2022-12-17>
! Use of @tempa doesn’t match its definition.
u
ndefined
l.2
?
Any help is appreciated. Thank you very much