iis7 에서 Exception stackTrace 를 보이게 하려면

 <system.web>

    <authentication mode="None" />

    <compilation targetFramework="4.5.2" />

    <httpRuntime targetFramework="4.5.2" />

    <httpModules>

      <add name="ApplicationInsightsWebTracking" type="Microsoft.ApplicationInsights.Web.ApplicationInsightsHttpModule, Microsoft.AI.Web" />

    </httpModules>

    <customErrors mode="Off"/>