title: Postgresql debugger issue
body: <p>I can't  debug in pgAdmin, I get always an error:</p>
  
  <pre><code>pldbg_get_target_info(unknown, unknown) function don't exist.
  </code></pre>
  
  <p>I've executed manually this function without problems.</p>
  
  <p>The environment is <strong>win7 64</strong>, but <strong>32b</strong> installation. PG versions are: <strong>pgAdmin 1.16.1</strong> and <strong>Postgresql 9.2.4</strong>.</p>