Thank you! Now it works with new X11 and XQuartz for snow leopard.

supernatural

The Render Viewport of Octane Demo remain black during rendering a szene.

I have a new MacBook Pro 6.1 17" with Intel Core i7 2.66GHz 8GB DDR3 and Intel HD Graphics with 288MB and GeForce GT 330M 512MB, MacOS 10.6.3.
I have CUDA Driver Version: 3.0.14 and GPU Driver Version: 1.6.14.5 (19.5.2f20 ...