Thanks for the quick response, Chris, that indeed did the trick!

I have to say Octane seems simply wonderful after using offline renderers.

Is there a some kind of a trick to make Octane start rendering? I'm using the latest demo version, but after loading any of the demo scenes nothing happens. The viewport stays gray, and the texture/tri/mesh count reads 0/0/0. I'm using a GTX670, latest Nvidia drivers (331.93) and Windows 7 x64 ...