Reply to this message please. Refer to the root post for the full code listing.

>NOTE: Full code listing at the end of this message (there is lots of code).
>
>I am getting a HTTP 500 error when I Invoke the following Web Method:
>

>    <WebMethod(Description:="Inserts a new lead into the Lead table")> _
>        Public Function InsertLead( _
>            ByVal LeadTypeID As Integer, _
>            ByVal PromotionID As Integer, _
>            ByVal SourceID As Integer, _
>            ByVal Name As String, _
>            ByVal Address As String, _
>            ByVal City As String, _
>            ByVal State As String, _
>            ByVal PostalCode As String, _
>            ByVal Country As String, _
>            ByVal Phone As String, _
>            ByVal Fax As String, _
>            ByVal Phone2 As String, _
>            ByVal Email As String, _
>            ByVal LeadData As String) As DataOperationResult
>.
>.
>.
>
>    End Function
>

>
>It doesn't go beyond the Function declaration.
>
>DataOperationResult (DOR) is a class I created to pass back general information about the success or failure of the Insert. DOR has some public properties and two collections of custom classes. DOR has a default constructor and so do the class definitions for the collection types. The collections have default accessors too.
>
>I went through all of the iterations to get the service to compile - I didn't know anything about serialization when I started. The problem is that I don't know how to proceed troubleshooting this now that I get the lovely HTTP 500 error.
>
>I suspect the problem has something to do with .NET choking on the serialization at run-time. Any ideas would be helpful.
>