When opening word it says not installed help?

When opening word it says not installed help?

Some activation problems indicate that the license file is corrupted. If the license file is corrupted, you cannot resolve the problem by removing and then reinstalling the Office product. The license file is not removed when you remove the Office product. Additionally, the license file is not overwritten when you reinstall the Office product. If the license file is corrupted, use one of the following methods to delete the license file.
Method 1:

Fix it for me                

To delete the corrupted license file automatically, click the Fix it button or link. Click Run in the File Download dialog box, and then follow the steps in the Fix it wizard.

Note If you are not on the computer that has the problem, you can save the automatic fix to a flash drive or to a CD, and then you can run it on the computer that has the problem.(Or)

Method 2:

Let me Fix it myself

To resolve this problem yourself, follow these steps.

For Windows XP or Windows Server 2003

1. Log on to the computer by using an Administrator user account.

2. Start Microsoft Windows Explorer.

3. On the Tools menu, click Folder Options.

4. Click the View tab.

5. Under Hidden files and folders, click Show hidden files and folders.

6. Click to clear the Hide extensions for known file types check box, and then click OK.

7. Open the following folder: C:Documents and SettingsAll UsersApplication DataMicrosoftOfficeData

8. If you are running Office 2007, right-click Opa12.dat, and then click Properties. If you are running Office 2003, right-click Opa11.dat, and then click Properties. If you are running Office XP, right-clickData.dat, and then click Properties.

9. Click the Security tab.

10. Click Advanced.

11. Click the Permissions tab.

12. Click to select Everyone in the Permission entries list, and then click Edit.

13. Click to select the Full Control check box.

14. Click OK three times. If these steps do not resolve this issue, delete the Opa11.dat file or the Data.dat file from the following folder, and then restart an Office 2003 program or an Office XP program:

C:Documents and SettingsAll UsersApplication DataMicrosoftOfficeData

For Windows Vista or Windows 7                          

• Log on to the computer by using an Administrator user account.
• Start Microsoft Windows Explorer.
• On the Organize menu, click Folder and search options.
• Click the View tab.
• Under Hidden files and folders, click Show hidden files, folders, and drives.
• Click to clear the Hide extensions for known file types check box.
• Click to clear the Hide protected operating system file (Recommended) check box, and then click OK.
• On the Warning dialog box, click Yes.
• Open the following folder: C:UsersAll UsersMicrosoftOfficeData
• If you are running Office 2007, right-click Opa12.dat or if you are running Office 2003, right-clickData.dat, and then click Properties.
• Click the Security tab.
• Click Advanced.
• Click the Permissions tab.
• Click to select Everyone in the Permission entries list, and then click Edit.
• Click to select the Full Control check box.
• Click OK four times. If these steps do not resolve this issue, delete the Opa12.dat, the Opa11.dat file or the Data.dat file from the following folder, and then restart an Office 2007 program, an Office 2003 program or an Office XP program

C:UsersAll UsersMicrosoftOfficeData