<br><b>Code</b>: rsb:print<br><b>Error</b>: Formatter [ extraconnectionprops ] failed in the evaluation of <p>
  ????????????UI ??????????????????? [company_name] ADO.NET Provider for [service] ?????Visual Studio ??Windows Forms ???Web Forms ?[service] ???????????????????[service] ?????????????????????????????????????????????? Code Walk-through ???????????????10????????????
 
</p>

<h2>?????????????</h2>
<p>
????????3??????????????;????????????????????????????????????
</p>


<h2>??????????????????????</h2>
<p>
?????????????????????????????????????[service] ????????????????????????????[service] ???????????? 
</p>
<ol>
  <li>Windows Forms ??????????????????????????????????????&??????????????????????????? DataSource ????????????????????????????????? 
  <img src="../articles/ado-chart-1.png" title="Add a data source to be bound to the chart."/>
</li>
  
  <li>???????????????????????? -> ????????????? 
  <li>???????????????????????????
  <li><p>???????????????????????????[company_name] [service] ??????????????????????????????????????????:</p>
    <code>[extraconnectionprops]. The error was:
The value of the attribute could not be accessed: The attribute does not exist.<br><b>URL</b>: /jp/kb/tech/adp-ado-chart.rst