Sorry forgot to mention that I tried to export it to pdf or latex!

2011/8/8 LanX <lanx.perl@googlemail.com>

> Hi
>
> hier a ECM which fails
>
> -----------------------
> #+LaTeX_CLASS: beamer
> #+startup: beamer
>
> * title
>
> #+BEGIN_Example: perl
>  grep { $_ ->[0] }
>   X{1,2,3} X{1,2,3} X{1,2,3};
> #+END_Example:
> ---------------------------
>
> originally I tried Begin_src but I wanted to be sure that it has not to do
> with highlighting.
>
> I get the message "if: Wrong type argument: stringp, nil"
>
> But deleting the [0] solves the problem
>
> -----------------------------
> #+BEGIN_Example: perl
>  grep { $_ -> }
>   X{1,2,3} X{1,2,3} X{1,2,3};
> #+END_Example:
> ---------------------------
>
> Does org try to find footnotes in code blocks?
>
> Any help appreciated!!!
>
> Cheers
>  Rolf
>