Cuda driver for mac os fixed it. Topic can be closed.

Hi guys.
I have updated graphic card and cant open demo version of octane render.
any body can help me ?
My workstation
https://dl.dropbox.com/s/krwmneq7jplh0qq/About_This_Mac.png?dl=0
That is problem screen. I am cant understand, what a happened.
https://dl.dropbox.com/s/f323asrtxa1tnil/Screen ...