The issue:

The wrong package was uploaded on the download server for KB 960010. When upgrading, customers might experience an issue while doing PSConfig: Error message in upgrade log is as follows:

[SPSearchDatabase Name=WSS_Search_DBNAME Parent=SPDatabaseServiceInstance Name=OfficeServers] failed.
[SPManager] [ERROR] [12/18/2008 9:48:22 AM]: Object reference not set to an instance of an object.
[SPManager] [ERROR] [12/18/2008 9:48:22 AM]:    at Microsoft.SharePoint.Upgrade.SPSearchDatabaseAction.GetSearchContextSearchSqlStringValue(String stringName)

Call To Actions:

If you downloaded KB 960010 before Friday, 19/Dec/2008; ~19.00 GMT : please download it again!

Q & A:

Q: You successfully applied the wrong package into his production environment. What should we do ?
A: With this post we want to Inform you of the latest version availability.

Q: What is the impact of this issue ?
A: The upgrade might be blocked.