Foxit PDF IFilter must be reinstalled after installing a software update

If you installed the Foxit PDF IFilter on the index server, the IFilter does not work after you install a software update.

Cause

When you update Office SharePoint Server 2007, the registry settings for the Foxit PDF IFilter are overwritten.

Resolution

You must reinstall the Foxit IFilter after performing a Office SharePoint Server 2007 software update.