Create Terrain Error Log

I keep getting this error after i create a new terrain, new project and new terrain. Error pops up and it doesnt show the terrain at all.

http://forum.unity3d.com/threads/104980-Create-New-Terrain-Issue?p=693055#post693055

Error log is there and picture. Any solution?

Already re-installed and did fresh installation, still got the same error.

Where do i report the bug? i tried on the forum