Hello

I have a VB.Net project which is a WPF Windows App, on a PC with WinXP installed. I took the XAML code sample from the MSDN page 'Viewport3D class', and I wrote the VB.Net version of that code. I placed the Viewport3D control by code, just as in the C# sample located on that same webpage.

The compilation of the VB code had no errors. However, the control in question does not appear on the form, while the in C#...