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How to understand which control sequence in undefined in “Undefined control sequence.” message?



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I got "Undefined control sequence." message, but from ...sdir{directlua{tex.sprint(lfs.currentdir())} I do not understand, on which control sequence LuaLaTeX refers:



enter image description here



How can I explore it?



The MWE is



documentclass[a4paper, twoside]{ltjsarticle}

usepackage{luatexja-fontspec}

edefcurrfileabsdir{directlua{tex.sprint(lfs.currentdir())}/}

begin{document}
done
end{document}








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    0















    I got "Undefined control sequence." message, but from ...sdir{directlua{tex.sprint(lfs.currentdir())} I do not understand, on which control sequence LuaLaTeX refers:



    enter image description here



    How can I explore it?



    The MWE is



    documentclass[a4paper, twoside]{ltjsarticle}

    usepackage{luatexja-fontspec}

    edefcurrfileabsdir{directlua{tex.sprint(lfs.currentdir())}/}

    begin{document}
    done
    end{document}








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      0








      I got "Undefined control sequence." message, but from ...sdir{directlua{tex.sprint(lfs.currentdir())} I do not understand, on which control sequence LuaLaTeX refers:



      enter image description here



      How can I explore it?



      The MWE is



      documentclass[a4paper, twoside]{ltjsarticle}

      usepackage{luatexja-fontspec}

      edefcurrfileabsdir{directlua{tex.sprint(lfs.currentdir())}/}

      begin{document}
      done
      end{document}








      share














      I got "Undefined control sequence." message, but from ...sdir{directlua{tex.sprint(lfs.currentdir())} I do not understand, on which control sequence LuaLaTeX refers:



      enter image description here



      How can I explore it?



      The MWE is



      documentclass[a4paper, twoside]{ltjsarticle}

      usepackage{luatexja-fontspec}

      edefcurrfileabsdir{directlua{tex.sprint(lfs.currentdir())}/}

      begin{document}
      done
      end{document}






      luatex





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      share










      asked 1 min ago









      Gurebu BokofuGurebu Bokofu

      3081316




      3081316






















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