第一次尝试使用MsChart提示:ChartImg.axd 执行子请求时出错。

解决方法,在web.config种做如下调整:

<appSettings>
    <add key="ChartImageHandler" value="storage=file;timeout=20;dir=C:\TempImages\;" />
</appSettings>

 

<httpHandlers>
  <add path="ChartImg.axd" verb="GET,HEAD" type="System.Web.UI.DataVisualization.Charting.ChartHttpHandler, System.Web.DataVisualization, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" validate="false" />
</httpHandlers>

 

<handlers>
     <remove name="ChartImageHandler"/>
    <add name="ChartImageHandler" preCondition="integratedMode" verb="GET,HEAD" path="ChartImg.axd" type="System.Web.UI.DataVisualization.Charting.ChartHttpHandler, System.Web.DataVisualization, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
</handlers>
</system.webServer>

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