This is pdfTeX, Version 3.14159265-2.6-1.40.20 (TeX Live 2019) (preloaded format=pdftex 2019.5.8)  12 JUN 2019 11:08
entering extended mode
 restricted \write18 enabled.
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**tes.tex
(/usr/local/texlive/2019/texmf-dist/tex/latex/tools/x.tex
! .
l.38   \batchmode \errmessage{}
                               \csname @@end\endcsname \end
This error message was generated by an \errmessage
command, so I can't give any explicit help.
Pretend that you're Hercule Poirot: Examine all clues,
and deduce the truth by order and method.

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