Run command “stsadm.exe -o upgrade -inplace -url http://{central%20administration%20site}/”
Event Type: Error
Event Source: Windows SharePoint Services 3
Event Category: Topology
Event ID: 5617
Date: 10/11/2007
Time: 12:14:02 PM
User: N/A
Computer: ESSSHAREPOINT20
Description:The schema version (3.0.149.0) of the database on Servername\OfficeServers is not consistent with the expected database schema version (3.0.151.0) on . Connections to this database from this server have been blocked to avoid data loss. Upgrade the web front end or the content database to ensure that these versions match.
For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
If it still doesn’t work, try
http://blogs.msdn.com/joelo/archive/2007/09/26/hotfixes-service-packs-and-password-resets.aspx
Tags: event id, sharepoint