cubase 6 waves looks black!! there ere not interface.

I have Cubase 6 now, and yesterday I actualized cubase online and all my waves looks like black color, they are there and runs, but I cant see it, can you help me?
Thanks

Cubase 6.5.1 ?

comunicate conmigo por si no has solucionado tu problema
carloscorales@gmail.com
Un abrazo

“waveform zoom slider”