If you have some graphics issue please follow the next steps
1. Open Catalyst Software
2. Go to the Gaming tab, and select 3D application settings
3. In the Systems Settings, toggle "Anti-Aliasing Mode" into "Use
Application Settings" and "Ant...
If you can't charge a quick save, or if the game crash during or
after the loading, your save is probably corrupted.
At any time you can load an old automatic save by clicking on the
main menu, then on adventure, and load.