After effects CS6 error on splash screen

Hello! I recently install the CS6 Premium on my MacPro (osx Lion, and all kind of upgrades :)
So I try first on my laptop and everything is OK.

But when I try to open the AFTER EFFECTS CS6 on my MacPro, i found this error:

"Last log message was: <140735193569632> <2> Sniffer Result Code: 3"



Im on Mac OSX 10.7.3

Anybody Help Please!!!!!!!Thanks!

Hernan