My bgl is not showing

Hello,
I created a simple cube.
The MDL with ModelConverter X.
The XML (including the position) with ModelConverter X.
The BGL with CompileHelper.
The texture is DDS.
Nothing appears in FSX.
Perhaps someone would be kind enough
to help me out.
Thanks in advance.
GreenSpirit

(My knowledge of English is very, very basic, so
I use an online translator. I hope what I write
will be understandable to you.)