ASP.Net/Development/Debug Mode

Set debug mode to true

   <source lang="csharp">
      

<%-- This page has an error --%>

<%@ Page Language="VB" Debug="true" %> <script language="VB" runat="server">

Sub CreateRunTimeError
dim intCounter as integer
intCounter = "Test"
response.write ("The value of counter is :" & intCounter)
End sub

</script> <%

CreateRunTimeError()

%>

      </source>