Examples on WPF LinqToSQL Treeview databinding

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SQL

WPF

When I download any of the examples on WPF LinqToSQL Treeview databinding I cannot attach to any of the example databases. I have tried SQL Server 2000 2005 and 2008. Any idea why?

I get:

TITLE: Microsoft SQL Server Management Studio
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Attach database failed for Server 'BTCSERVER'.  (Microsoft.SqlServer.Smo)

For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&ProdVer=9.00.3042.00&EvtSrc=Microsoft.SqlServer.Management.Smo.ExceptionTemplates.FailedOperationExceptionText&EvtID=Attach+database+Server&LinkId=20476

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ADDITIONAL INFORMATION:

An exception occurred while executing a Transact-SQL statement or batch. (Microsoft.SqlServer.ConnectionInfo)

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Could not find row in sysindexes for database ID 8, object ID 1, index ID 1. Run DBCC CHECKTABLE on sysindexes.
Could not open new database 'C:\USERS\BRIAN\DOCUMENTS\VISUAL STUDIO 2008\PROJECTS\WPFDBLINQBIND1\WPFDBLINQBIND1\PEOPLEDB.MDF'. CREATE DATABASE is aborted. (Microsoft SQL Server, Error: 602)

For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&EvtSrc=MSSQLServer&EvtID=602&LinkId=20476