title: How can I add a row number at each grouping header in .rdlc report?
body: <p>I have problem when I try to add row number for each group parent group ("Group1") which have child group ("group2","group2")using RowNumber Function with group scope Like that <code>=RowNumber("Group1")</code> group with the previous Function  I get the report like that :?</p>
  
  <p>parent group :Row No:2  Group1: 1   value child group2 </p>
  
  <pre><code>                                  1  value 
                                    2   value
  </code></pre>
  
  <p>parent group :Row No:4  Group1: 2   value child group2 </p>
  
  <pre><code>                                  1  value 
                                    2   value
  </code></pre>
  
  <p>parent group :row No:5  Group1: 3   value child group2 </p>
  
  <pre><code>                                  1  value 
  </code></pre>
  
  <p>parent group :row No:6  Group1: 4   value child group2 </p>
  
  <pre><code>                                  1  value 
  </code></pre>
  
  <p>parent group :row No:8  Group1: 5   value child group2 </p>
  
  <pre><code>                                  1  value 
                                    2   value
  </code></pre>
  
  <blockquote>
    <p>But i need it like</p>
  </blockquote>
  
  <p>parent group :Row No:1  Group1: 1   value child group2 </p>
  
  <pre><code>                                  1  value 
                                    2   value
  </code></pre>
  
  <p>parent group :Row No:2  Group1: 2   value child group2 </p>
  
  <pre><code>                                  1  value 
                                    2   value
  </code></pre>
  
  <p>parent group :row No:3  Group1: 3   value child group2 </p>
  
  <pre><code>                                  1  value 
  </code></pre>
  
  <p>parent group :row No:4  Group1: 4   value child group2 </p>
  
  <pre><code>                                  1  value 
  </code></pre>
  
  <p>parent group :row No:5  Group1: 5   value child group2 </p>
  
  <pre><code>                                  1  value 
                                    2   value
  </code></pre>
  
  <p>I also try to use <code>RowNumber(Nothing)</code> but its not give me the result I want,</p>
  
  <blockquote>
    <p>Any help Thanks...</p>
  </blockquote>