Portal 2 is not working!

[joshizillat]

If I start Portal 2 and if I in the main screen,I see this:

Link
(Sorry for bad english, I´m from German)

[[MLP] Sonickyle27]

Press Shift+Tab. Are you logged in to the Overlay?

[kureimoa -TDG-]

Sie haben versucht, neu zu installieren?

[joshizillat]

Messaggio originale di Sonickyle27:

Press Shift+Tab. Are you logged in to the Overlay?

Yes, I am.

Messaggio originale di US Trader:

Sie haben versucht, neu zu installieren?

Good Idea! Thank you!