Such as:
- The full litteral text of the message (without any typos: check carefully).
- When do you get the message?
- What are the minimum 'system requirements' mentioned for this game (most of the time they are printed on the box)?
- What are your system specs: CPU speed, video card, RAM memory.
- What's your OS?
- What version of DirectX have you installed (run dxdiag to find out)?
- How's the hardware accelleration of your video card set?