I have a DLL that I've compiled in Visual C++ which I'm referencing in
VB .NET
The function in the DLL returns a simple structure array. I need to be
able to capture this structure array in VB .NET.

I have a managed class which is being used by an unmanaged client (via COM
InterOp, Internet Explorer).
I basically understand how this works (IE calls CoCreateInstance(Ex), CLR
gets loaded, AppDomain(s) created, CCW created, yada yada ...).

Hi, I suspect that this is an interop problem, can anyone help?
I'm having trouble getting the id of the user who caused an OnSave event on
a calendar appointment.  It is supposed to be available through the
IExStoreDispEventInfo interface but it just causes an exception.  

What is the effcient way copying byte block from native C++ code to CLR
object?
I know there is C++/CLI array<BYTE>, however, I don't think it will be
effcient because it needs loop and copy for each array element as far as I

I am having great difficulty using my .Net 2.0 dll in an excel 2002
application.  I've coded it correctly but I've found an unusual (?) problem:
Excel is loading the .Net 1.1 version of the mscorlib.dll instead of the v2.0!
In Excel the mscorlib.dll is the wrong version [v1.1.x.x]

   I have created a COM DLL which has one functionality exposed through
interface.
 Now in my Web Application I made the reference to that DLL.
I created the object and called the funtion.

 I am trying to do this and am stuck in one place. If someone can help
me it would be great. I have a managed object exposed to COM via
regasm.
[ComVisible(true)]

Hi, guys
I have a COM interop object (named as "PlantWrap") which is written with
managed c++, the plantwrap is a wrapper for another COM based server, and the
threadmodel of that COM server is apartment.

I have one exe, it depends on some dll file. And they are interop
assemblies.
I run regasm /codebase, the application can run up sucessfully.
But if I only run regasm without /codebase, and install the dll to GAC, then

Hello.  I've written an in-process server, designed to be multithread safe.
I've set the ThreadingModel in the registry to be "Both".  Essentialy the
IDL is:
[

I'm writing an MDI app in VS2005 to interop with Excel 2000.  I want to
provide the user with the ability to view and interact with multiple excel
files, each being displayed in its own child window/WebBrowser control.  The
problem I am having is that when the second excel file ...

I am trying to OCR a .JPG file using the MODI.Document Class in Office 2003.
This is what I do:
private void Start_OCR(object sender, System.EventArgs e)
{

I am trying to solve a problem with COM interop from a C# project. My
C# projet is a Windows Forms project and there is a component that
derives from Forms class. The component also implements an interface
that exposes the ShowDialog method of the Forms class to COM clients

I am using Interop with a C++ function which returns a pointer to an
array of bytes. I'm using an IntPtr and Marshal.Copy to populate a
managed array of bytes in C#, however I don't know the size I need to
allocate to the array. Is there any way of calculating the size of the

[I've also asked this question in
microsoft.public.dotnet.languages.csharp, and
microsoft.public.excel.programming.  If there is somewhere else that
may be able to help, please point me in the right direction!]