<screen>in: DEFUN FOO
(DO ((CURRENT L #) (# NIL)) (WHEN (EQ # E) (RETURN CURRENT)) )
-caught ERROR: (during macroexpansion)
-
-error in function LISP::FROB-DO-BODY:
- DO step variable is not a symbol: (ATOM CURRENT)</screen>
+caught ERROR:
+ (in macroexpansion of (DO # #))
+ (hint: For more precise location, try *BREAK-ON-SIGNALS*.)
+ DO step variable is not a symbol: (ATOM CURRENT)</screen>
</para>
</sect2>