Quote - Runtime Error!

Program: C:Program Files LuxRenderluxrender.exe

This application has requested the Runtime to terminate it in an unusual way. Please Contact the application's support team for more information. 

As ADP001 said, check for IBL in the scene. The only time I have ever had that error was due to IBL. I just deleted it from the .lxl file to save having to re-export everything.

Poser Pro 11, DAZ Studio 4.9