simone-23, Follow some these steps, this should help.
Next confirm that this site comes up okay and you don't get an object error
https://lm.licenses.adobe.com/
I dont know which operating system you are working on so i am giving you some steps windows and MAC OS:
Windows:
In windows 7 navigate to following location:
/windows/system32/drivers/etc
1. look out for "Hosts" file
2. Open it with notepad
3. Check if you have any entry for Adobe
4. Remove the entries and try again launching any product from CS6
On Windows XP navigate to following location:
\windows\system32\drivers\etc
1. look out for "Hosts" file
2. Open it with notepad
3. Check if you have any entry for Adobe
4. Remove the entries and try again launching any product from CS6
Mac:
1. Please click on "Go" and navigate to /private/etc
2. Open "hosts" file and check out for any entries for Adobe.com
3. Remove the entries and save the file
4. try again launching any product from CS6
Thanks
- Nitin