keys stop working in 2.56 R.C. on mac os

I have had this problem for a long time ,

on my macbookpro , after rendering or after switching to fullscreen , keys stop working…

anyone else have this problem ?


This is more of a support question. Moved to the appropriate forum. In the future, you should post questions like these here.

no one has this problem ???

dammit ! im the only one ???

shoot ! 8(