I have struggled with this myself. The answer is that the following line
will give what you want:

#+OPTIONS: H:2

I'm not sure why the BEAMER_FRAME_LEVEL instruction doesn't handle that,
but the OPTIONS seems needed.

Tom


On Fri, Aug 9, 2013 at 6:05 AM, Ronert Obst <ronert.obst@gmail.com> wrote:

> Hi,
>
> I am trying to move my beamer export settings to the new exporter, but I
> cannot even get a minimal example from the documentation to work properly.
> Specifically, Org-Mode headings do not get parsed to frames during export
> to LaTeX Beamer.
>
> I added the minimal beamer export setup from
> http://orgmode.org/worg/exporters/beamer/ox-beamer.html to my .emacs:
>
> (require 'ox-latex)
> (add-to-list 'org-latex-classes
>              '("beamer"
>                "\\documentclass\[presentation\]\{beamer\}"
>                ("\\section\{%s\}" . "\\section*\{%s\}")
>                ("\\subsection\{%s\}" . "\\subsection*\{%s\}")
>                ("\\subsubsection\{%s\}" . "\\subsubsection*\{%s\}")))
>
>
> Using the minimal example from the documentation
> http://orgmode.org/manual/Beamer-class-export.html
>
>      #+LaTeX_CLASS: beamer
>      #+TITLE: Example Presentation
>      #+AUTHOR: Carsten Dominik
>      #+LaTeX_CLASS_OPTIONS: [presentation]
>      #+BEAMER_FRAME_LEVEL: 2
>      #+BEAMER_HEADER_EXTRA: \usetheme{Madrid}\usecolortheme{default}
>      #+COLUMNS: %35ITEM %10BEAMER_env(Env) %10BEAMER_envargs(Args)
> %4BEAMER_col(Col) %8BEAMER_extra(Ex)
>
>      * This is the first structural section
>
>      ** Frame 1 \\ with a subtitle
>      *** Thanks to Eric Fraga
>  :BMCOL:B_block:
>          :PROPERTIES:
>          :BEAMER_env: block
>          :BEAMER_envargs: C[t]
>          :BEAMER_col: 0.5
>          :END:
>          for the first viable beamer setup in Org
>      *** Thanks to everyone else
> :BMCOL:B_block:
>          :PROPERTIES:
>          :BEAMER_col: 0.5
>          :BEAMER_env: block
>          :BEAMER_envargs: <2->
>          :END:
>          for contributing to the discussion
>      **** This will be formatted as a beamer note                  :B_note:
>      ** Frame 2 \\ where we will not use columns
>      *** Request
> :B_block:
>          Please test this stuff!
>          :PROPERTIES:
>          :BEAMER_env: block
>          :END:
>
> the headings do not parse to beamer frames. This is the LaTeX output I get:
>
> % Created 2013-08-09 Fri 12:04
> \documentclass[presentation]{beamer}
> \author{Carsten Dominik}
> \date{\today}
> \title{Example Presentation}
> \hypersetup{
>   pdfkeywords={},
>   pdfsubject={},
>   pdfcreator={Emacs 24.3.1 (Org mode 8.0.7)}}
> \begin{document}
>
> \maketitle
> \tableofcontents
>
> \section{This is the first structural section}
> \label{sec-1}
> \subsection{Frame 1}
> \label{sec-1-1}
> \begin{enumerate}
> \item Thanks to Eric Fraga\hfill{}\textsc{B_block:BMCOL}
> \label{sec-1-1-1}
> for the first viable Beamer setup in Org
>
> \item Thanks to everyone else\hfill{}\textsc{B_block:BMCOL}
> \label{sec-1-1-2}
> for contributing to the discussion
> \begin{enumerate}
> \item This will be formatted as a beamer note\hfill{}\textsc{B_note}
> \label{sec-1-1-2-1}
> \end{enumerate}
> \end{enumerate}
>
> \subsection{Frame 2 (where we will not use columns)}
> \label{sec-1-2}
> \begin{enumerate}
> \item Request
> \label{sec-1-2-1}
> Please test this stuff!
> \end{enumerate}
> % Emacs 24.3.1 (Org mode 8.0.7)
> \end{document}
>
> Help would be greatly appreciated.
>
> Best regards
> Ronert
>