title: why am i getting a invalid child error on an iso message
body: <p>I am trying to create an ISO message and I seem to be getting the following error</p>
  
  <p>"Invalid ISO20022 Message received. Reason Code : 9901, Description : Schema Violation - cvc-complex-type.2.4.d: Invalid content was found starting with element 'CdtrAgtPtyInf'. No child element is expected at this point. , Host Rec Id : 1346224547942110371"</p>
  
  <p>This is the part with CdtrAgtPtyInf</p>
  
  <pre><code>        &lt;SplmtryData&gt;
              &lt;Envlp&gt;
                  &lt;Document xmlns="http://iso20022.dovetailsys.com/SupplementaryData/INSandADV/2014/01"&gt;
                      &lt;InsAndAdv&gt;
                          &lt;InternalInf&gt;Contact Person: XXXXXXX (111) 111-1111&lt;/InternalInf&gt;
                          &lt;CdtrAgtPtyInf&gt;
                              &lt;InstrInf&gt;XXXXXXXXXXXXXXXXXXXXXXXXXXX&lt;/InstrInf&gt;
                          &lt;/CdtrAgtPtyInf&gt;
                      &lt;/InsAndAdv&gt;
                  &lt;/Document&gt;
              &lt;/Envlp&gt;
          &lt;/SplmtryData&gt;
  </code></pre>
  
  <p>Can someone please help. I am not a developer or anything its just a learning process</p>