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            <pre class="SCREEN">  { +block{Path starts with "ads".} +handle-as-image }
  /ads</pre>
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      <p>That actually was very helpful and pointed us quickly to where the problem was. If you don't get this kind of
      match, then it means one of the default rules in the first section of <tt class="FILENAME">default.action</tt> is
      causing the problem. This would require some guesswork, and maybe a little trial 