@c -*-texinfo-*-
@c This is part of the GNU Emacs Lisp Reference Manual.
-@c Copyright (C) 1990-1993, 1999, 2001-2013 Free Software Foundation,
+@c Copyright (C) 1990-1993, 1999, 2001-2014 Free Software Foundation,
@c Inc.
@c See the file elisp.texi for copying conditions.
@node Standard Errors
@item scan-error
The message is @samp{Scan error}. This happens when certain
syntax-parsing functions find invalid syntax or mismatched
-parentheses. @xref{List Motion}, and @xref{Parsing Expressions}.
+parentheses. Conventionally raised with three argument: a
+human-readable error message, the start of the obstacle that cannot be
+moved over, and the end of the obstacle. @xref{List Motion}, and
+@xref{Parsing Expressions}.
@item search-failed
The message is @samp{Search failed}. @xref{Searching and Matching}.