- The product key is not entered correctly.
- The CD-set number, the disc assembly number, or the part number was entered instead of the product key.
- The product key for one product was entered for a different product.
Method 1: Verify that you are entering the correct product keyTo make sure that you are entering the correct product key, follow these steps:
- Verify that you are typing the product key and that you are not typing the CD-set number, the disc assembly number, or the part number.
The product key is located inside the disc case or on the back of the disc sleeve on a rectangular sticker. The number is displayed in the following format:PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
- Retype the product key. Make sure that you type it correctly.
Make sure that you type the correct characters. The following characters are frequently mistaken for one another:
- B and 8
- G and 6
- U and V
- Q and O
- The letter O and the number 0 (zero)
- The letter Z and the number 2 (two)
- Verify that you are using the product key together with the correct product. Product keys work only for the product that the product key is assigned to.
Method 2: Delete temporary Internet filesTo delete temporary Internet files, follow these steps:
- Exit Internet Explorer.
- Exit any instances of Windows Explorer.
- Click Start, click Control Panel, and then double-click Internet Options.
- On the General tab, click Delete Files under Temporary Internet Files.
- In the Delete Browsing History dialog box, make sure that the Temporary Internet files check box is selected.Important You also have the option to select other Delete Browsing History check boxes. Please be aware that by selecting any of these check boxes, you assume responsibility for deleting any browser-related files.
- Click Delete.
- After the selected browser-related files are deleted, click OK.
- Try Method 1 again.
Method 3: Restart the computer by using a clean startupWhen you start Microsoft Windows, other software may start together with the operating system. These programs may include antivirus and system programs that may interfere with the game.
When you perform a clean startup before you run Setup, you prevent these programs from starting automatically.
For more information about how to perform a clean startup, click the following article number to view the article in the Microsoft Knowledge Base:
If the problem continues to occur, go to Method 4.
Method 4: Contact Microsoft Customer Support ServicesIf the previous methods do not resolve this problem, please contact Microsoft Customer Support Services for help. Make sure that you have the error message in front of you when you call. Also make sure that you have the product disk available so that you can provide the number that is located on the inner circle on the disc.
To contact Microsoft Customer Support Services, visit the following Web site.