Friday, June 22, 2012
SharePoint 2010 Event ID 6398
Although it shows up as a Crital error which can be a little alarming, there's nothing to worry about here. It's simply the Microsoft Cutomer Experience Improvement Program trying to collect data and send it back to the mother ship. We go ahead and disable the feature at the farm level, and at the web application level.
To disable at the farm level, go to Central Admin - System Settings - Configure privacy options and select "No, I don't wish to participate" and "Ignore errors and don't collect information".