If you receive Windows Update error 52F while trying to install updates, the Local Installation Source (LIS) for Microsoft Office 2003 products is corrupted. LIS is the software that Office 2003 products
use to install programs and updates for Office programs.
Note:
The links to other Knowledge Base information forums that might be useful.
If this is not the source or if there is further information needed, please let us know on the forum any further detail about the issue so we can further define the cause.