IviFgen Initialize.vi

Hi everybody,

I wrote a small programm using IVI Class driver - IVI Function driver (first attached file), but when I run it I have a problem - Hex 0xBFFF009E and also

 b>Complete call chain:</b>
IviFgen Initialize With Options.vi
IviFgen Initialize.vi
Untitled 1.vi

(see second attached).. Actually I have a working IVI driver from the company for my Tabor AWG 1072 and everything works fine. Just I can't understand what is the problem with this IVI CLASS driver. Maybe I use it for the wrong purpose or what? THank you very much in advance.