I have a table in sql that contains the .gif file names for a catalog.
I am writing a report to see if the images are the right expected
size. The problem that I am having is that when I select 3 or more
rows of data in sql I get the error below, but when I select 1 or two

Hello everbody,
I want to marshal structs but I always recieve following error
"Can not marshal field ValueF of type STRUCT_B: This type can not be
marshaled as a structure field."

I'm trying to attach event handlers to Word events in my AddIn, when I
use early binding there is no problem.
We want to support multiple Word versions so we want to use late
binding, then the problems start, the Word application object is

I have an application running in folder A.
This application is using a dll (C#) located in folder B.
I want a sollution that inside the dll to be able to find
(know) the path of the dll (C:\...path...\B).

I'm using C# and providing a callback function to an unmanaged C++
function that uses the callback to send back a character string. It
works find if the string sent through the callback is less than
StringBuilder's default capacity (16 char). If it is greater, then C#

I'm studying for the 70-320 exam.
This is from a book "COM components used by .NET applications must be
registered in the Windows Registry"
Is that still true? Somehow, I think maybe in framework 1.1 Microsoft made

I've created a Com+ component using c# and Ado (not ado.net).
The component has a method that simply receive an Ado Command, execute it
and returns an Ado recordset:
public ADODB.RecordSet ExecuteCommand(ADODB.CommandClass)

Have great problems to use access my com component from c#. Tryed to import
with tlbimp with and without /transform:dispret statement. I guess that
tlbimp dont handle my com object correct so the solution is to do a manuell
com mapping. How doIi map my idl to a c# equivalent?

i have a C++ struct that contains a variable size array
how can i interop with the such a struct:
struct DATA
{

I am trying to create a c# component to automate the faxing of documents.
In order for these documents to be created easily I am using html docs, but
when I use the FAXCOMEXLib component to send the fax, I always get the
printer window popup and must click print in order to send the ...

I'm not sure if and how it could be done, I've read many docs from
msdn and now i'm pretty pessimistic about it. Anyway, i have a
unmanaged C++ code that reads some files and loads an
System::Collection::ArrayList:

Is it possible to implement true COM aggregation using
COM Interop in VB.NET - I'm working with a product that
allows for customizations through COM aggregation and was
wondering if this was possible using VB.NET. More

ENV: Windows 2003, Visual Studio 2003.
I'm in the process of strong naming all our assemblies, however, those that
use COM Interop wrappers (such as the ActiveDS type library) that have been
generated by Visual Studio will not build because the interop is not "Strong

I need to re-use a vb  activex control in my new vb.net
project. But i have been facing a lot of problems.
I have been able to isolate the following issues.
1) If late binding is used in an activex object then,

ok  gotta ask this although it has nothing to do with .net
yesterday i rejoined this group thinking it a safe.  i am now getting
slammed by the Sven virus - the one that sends you the fake window update
e-mail.