If you are experiencing errors when accessing Microsoft Access databases on Windows XP with Service Pack 2, you may need to reinstall MDAC 2.81.

To learn more, please follow the following links:

You receive an error message if you install the downloaded version of Microsoft Data Access Components version 2.8 to a Microsoft Windows XP Service Pack 2-based computer

Reinstalling MDAC 2.81 in Windows XP Service Pack 2 (SP2)

How to repair MDAC v2.8 after installing WindowsXP SP2