We are having a problem with com interop. We have a Visual Foxpro dll (
FOXPRO 8 ) that returns an ADODB.Recordset
The fox dll is compiled as an Com+ dll. When we use that dll in ASP it works
fine. When we try to use it in a c# application ( Windows or ASP.NET ) we

I'd like to develop a VB.NET application that creates a Publisher 2003
application object, opens a document and performs a mailmerge.  However, I
need to update a database for each record that is "mailmerged".  Is this
possible?  Does publisher throw an event for each record that is ...

I need to interface an old C application with C#.NET,  I created a IJW C++
bridge, here is a sample code ......
#include "stdafx.h"
#include "MyCPPClass.Interop.h"

as I'm not really a COM knowledgeable, but I have to deal with it :), I
have some questions.
The background: C# COM addin for Outlook 2000. Framework 1.1 SP1.
VS.Net2003.

I don't want to put the .DLL in a known OS path folder, I'll like to define
or load the .DLL from an specific location at runtime.  How should I do it?
Thanks in advance

Hello again,
   I am going to re-post a question. I got some excellent suggestions from
Rob and Mattias on this but their ideas did not solve the problem. Here is
the original post:

when a function wants an MFC CString?  TIA.

When running our assembly which PInvokes to an unmanaged dll, I am getting
the exception System.Runtime.InteropServices.MarshalDirectiveException : Can
not marshal parameter #1: Invalid managed/unmanaged type combination
(Int/UInt must be paired with I or U).  This exception only ...

Have Excel document that I attempt to open using Interop Assemblies with
ASP.NET.  Problem is Excel is opened but is not visible from web app.
Code used is as follows:
     Dim oExcel As New Excel.ApplicationClass()

I'm trying to build my custom Printer Dialog box.
The following code is supposed to Pop up the printer properties form and
edit the PrinterSettings.
My problem is that I'm able to show the Printer Properties form but I'm

I am adding a reference to the Lotus 123 type library.
The problem is that only the interface names appear in the intellisense list
where as, as per MS docs, class names should also appear appended with
"class".

is it possible to call a remote .Net Application from a local COM Client
using .Net interop??
All I have read until now, using remoting requires that you have a Client
and a Server writen in

I'm trying to build an ISAPI Filter to run in IIS.  ISAPI filters, as far as
I've read, can only be written in C/C++.  I don't feel comfortable writing
the majority of the processing for this filter in C++ and no one else on my
team knows C++ well enough to maintain such a ...

I am having problems when a try to convert with interop these functions, any
ideas? is correct?
Thanks and excuse my poor english.
[DllImport ("wsock32.dll")]

Just wondering if anyone has successfully accomplished what's described in
http://msdn2.microsoft.com/library/eew13bza.aspx ? I remembered I went over
a similar documentation before but I couldn't get it to work. Just want to
check before going it over again.