Hey All,
I have a C# / VS2003 Outlook Addin that used to run fine.  I now have both
the 1.1 and 2.0 Frameworks installed on my machine.  In a file located in
the Outlook.exe folder, I have a file named "Outlook.exe.config" with the

Hey All,
I am trying to use the Redemption library within a VS2005 Outlook addin
solution.  I have used the same approach within VS2003 without incident.
When trying to create a SafeMailItem object, I receive the following error

Greetings...
I currently have a vb6 application running as an NT service.  I am
referencing a dot net dll and all works fine if I run the vb6
application as a normal executable.  As soon as I try to run it as a

I am reading data in from an XLS file use Excel interop.  I currently
get cell data like this:
lRange = lSheet.get_Range( lTopLeftCellName, lBotRightCellName  );
Object[,] lValues = (Object[,])lRange.Value2;

I'm trying to make a pinvoke call to a legacy c dll. One method has a
structure as input.
The managed structure looks like this:
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]

can anyone tell me why the folowing statement throws an
AccessViolationException ?
my developing pc is WinXP Pro with MSOffice2003 and the release version
runs on Windows 2000 Pro with Office2000 while my client can't change

Hi expert,
I am writing a C# app which will access a 3rd party unmanaged C++ class
library. the library contains one class with constructor, destructor and
many methods. I search through the web find people talking about DllImport C

We have a WinForms App written in C#. It's all 100% manged code. This app
monitor 4 Windows services that uses MSMQ to get and send messages from
another WinForms App.
One of the services interact with a CD printer API; Another is dowloading

I have an COM Server which I Automate using a C# client.
When I run the client in Release mode then it starts but if I switch to
Debug then the server will not start and I get this error:
"Retrieving the COM class factory for component with CLSID

I need to use OleSetClipboard in my VB.NET application.  Unfortunately, when
I do the result returned is -2147221008 (CoInitialise has not been called).
As I am using OleSetClipboard from a thread I've created, I was under the
impression that .NET automatically called CoInitialise ...

I'm trying to run a sample c# application thats been verified to work on
earlier versions of visual studio but doesn't seem to work on Visual Studio
2005.  It's very basic sample code the connects to a referenced com object.
I can access properties and run methods on the COM ...

I have built a dll in C# and exposed it as a COM object and registered
the tlb (by running regasm) for calling from a Delphi 6 (unmanaged
code). Delphi can access the tlb and methods no problem but I'm
wondering would it be possible to deploy the exported COM interface

I have a client written in C++ as a ATL COM application and a server in C#
that lives inside a CLR hosted by this client. The C# server defines a
COM-visible structure and an interface with a method that returns an array of
such structures, such as below. When the C++ host calls ...

I have
    [ComVisible(true)]
    [ClassInterface(ClassInterfaceType.None)]
    public class A : IInterfaceA

I am trying to create a DLL in Visual Studio 2005-Visual Basic that contains
custom functions.  I believe I need to use COM interop to allow VBA code in
Excel 2002 to access it.  I've studied everything I can find on COM Interop
and .NET.  I've also tried many of the ...