"Willy Denoyette [MVP]" wrote:

> "Neil" <Neil@discussions.microsoft.com> wrote in message
> news:38225696-5CDF-4CAF-A28C-7D42396B9FC9@microsoft.com...
> > Hi -
> > I posted this several weeks ago and haven't received any 'real' response
> > from the group. Here we go again :):
> >
> > =================================================
> > My .NET application makes a call to a DCOM server through an interop
> > assembly generated by VS 2005/2008. The program runs fine under .NET
> > Framework 2.0/3.5 (x86 version), but when it runs under .NET Framework
> > 2.0/3.5 (x64 version), the following error occurred:
> >
> > System.Runtime.InteropServices.COMException : Retrieving the COM class
> > factory for component with CLSID {CB766127-9273-4A3A-AC63-8303152207ED}
> > failed due to the following error: 80080005.
> >
> > Could this be a bug with x64 version of .NET Framework 2.0/3.5?
> >
> > Thanks,
> >
> > Neil
> >
> >
>
>
> No bug, looks like a security issue, what OS are you running this on?
>
> Willy.
>