Is it allowed to specifiy %windir% in de .reg-file that regasm.exe /codebase
/regfile:foo.reg produces?
Instead of
   "CodeBase"="file:///C:/WINDOWS/System32/Concentra.TripleDeal.DLL"

I've come across a bit of a problem since installing the 2.0 framework.  I
had created a class library using Visual Studio 2003, with one class
configured as a COM object.  The project was configured to launch a simple
Visual Basic 6.0 project which allowed me to create the ...

Does Microsoft have a Primary Interop Assembly for shell32.dll (Windows XP -
SP2)?  
If not, does MS suggest that developers create and sign their own PIA for
this component?

I need to utilize in managed code some security functions from secur32.dll.
To do this,  i have to call 'InitSecurityInterface' function, which returns
a
pointer to a 'SecurityFunctions' struct. This struct have pointers to the

I need to interface an interpreted non-.NET language with the CLR
classes (v. 2.0), for writing winform apps and VS add-ins. The language
uses names rather than position or type to distinguish parameters.
The .NET framework classes and objects will be exposed through

Having installed VS2005 pro yesterday (MSDN download version) I am
gradually moving my VS2003 stuff over. I am having a problem with
IContextMenu3.HandleMenuMsg (called when the Explorer Context Menu is
shown) although it worked fine in VS2003. I get an error:

I'm trying to interface to InfoZip's Zip32.dll from VB.Net code.
The DLL expects a structure with all its input parameters:
typedef struct {
   int  argc;              // Count of files to zip

I have a method in C# exposed to COM like this:
HRESULT SetArray2([in, out] VARIANT* ar)
When an array is passed to this method from VBA, it comes to C# as an
integer, like this: [System.Int32]: {-2146826273}. That's a pointer to a

I have a COM object implementing IFoo and a property get_Property,
put_Property... I can get a CLSID representing an object that
implements this and other interfaces, then create it with
Activator.CreateInstance and cal object.GetType().InvokeMember for any

I have created small .NET dll, in which I have exposed a number of
classes for COM interop using ComVisible(true) on those classes, for
example:
    [ComVisible(true)]

I have a third party dll (C++) which I need to call from my c# class.  I
defined
[DllImport("The.dll")]
public static extern ...

We have a server application that occasionally reports SEHExceptions
(only in a production environment of course) when calling a third party
dll. Unfortunately, the exception doesn't seem to report anything
except that an exception has occurred. After a bit of Googling, I found

Is there a way to expose to COM a method of a C# type according to the
following IDL:
[vararg] void MyMethod([in, out] SAFEARRAY(VARIANT)* params)

i have requirement of calling fortran functions from c++ code. I have no
idea as how to do this.
I did some searching on this but could not figure it as how to do exactly.
if you guys can suggest me some good links where i can start.

        I wanted to use WaitForMultipleObjects in C#. Following is the
code:
[DllImport("kernel32.dll", SetLastError=true)]
static extern int WaitForMultipleObjects ( int nCount, ref IntPtr