When you start to hit the error"compile shader material cache,this may take several minutes!!! press button to start" (Gothic 3)

When you start to hit the error"compile shader material cache,this may take several minutes!!! press button to start" after installing the patch 1.75(74 not)
Translation now produces compile Shader material that takes a few minutes. Click on the button to start it, Waited 10-15 minutes, maybe more, to sense 0.
Video card GTS 450 it has support for 3.0
In General, what's the matter..?_