This issue and a workaround is documented at
http://support.microsoft.com/kb/948110 (See the known issue section)
Thanks,
Peter Saddow [Microsoft]
"javisa" <> wrote in message
news:CF1A49A6-05F0-45B6-9C1C-...
> MOSS-Sharepoint, SBS Small Business Server
> Tags:
> Microsoft, SBS 2003 Premium, SP2, Database 'master' has invalid schema
> SharePoint cannot connect to config database.
> MSSQL$SHAREPOINT will not start automatically. If I start it manually it
> runs for about two seconds and shut down.
>
> Looking at the MSSQL$SHAREPOINT Errorlog I see the following at the end of
> the file.
> 2008-07-09 16:09:38.56 spid2 Recovery complete.
> 2008-07-09 16:09:38.70 spid2 Database 'master' has invalid schema.
>
> I have applied every update to the server available from Microsoft update.
>
> I suspect an update clobbered it. Anyone else have this issue?
>