I am using \RequirePackage{expkv/expkv-opt,expkv/expkv-def}
in my sty
file. But when I run my tex
file I am getting the following error.
This is pdfTeX, Version 3.14159265-2.6-1.40.18 (TeX Live 2017/Debian) (preloaded format=pdflatex)
restricted \write18 enabled.
entering extended mode
LaTeX2e <2017-04-15>
Babel <3.18> and hyphenation patterns for 84 language(s) loaded.
Document Class: book 2014/09/29 v1.4h Standard LaTeX document class
(/usr/share/texlive/texmf-dist/tex/latex/base/bk10.clo))
(/home/Opstk/vulcan-kmpj/gungadin.sty
(/home/Opstk/vulcan-kmpj/expkv/expkv-opt
.sty
/home/Opstk/vulcan-kmpj/expkv/expkv-opt.
sty:34: Undefined control sequence.
l.34 \IfFormatAtLeastTF
{2021/05/01}
?
/home/Opstk/vulcan-kmpj/expkv/expkv-opt.
sty:34: Emergency stop.
l.34 \IfFormatAtLeastTF
{2021/05/01}
/home/Opstk/vulcan-kmpj/expkv/expkv-opt.
sty:34: ==> Fatal error occurred, no output PDF file produced!
Transcript written on fredholm.log.
/usr/local/bin/texi2dvi: pdflatex exited with bad status, quitting.
Compilation exited abnormally with code 1 at Tue Apr 26 13:13:19