I have this very simple piece of code where I am trying to use the comment package:
\documentclass{article}
\usepackage{comment}
\begin{document}
ABC
\begin{comment}123\end{comment}
XYZ
\end{document}
When I try to build it, I get the following error:
Runaway argument?
! File ended while scanning use of \next.
What is happening!?
Best Answer
Don't indent the begin and end-comment commands: