Cannot open SSCM in sql2008 express

Hi,
WEhen I try to open SSCM in sql2008 express edition, it prompt me with error below. Just because of this I cannot set sql server to accept remote connection, anyone know about this problem fixes?


TITLE: Surface Area Configuration
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Computer localhost does not exist on the network, or the computer cannot be configured remotely. Verify that the remote computer has the required Windows Management Instrumentation components and then try again. (SQLSAC)

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ADDITIONAL INFORMATION:

An exception occurred in SMO while trying to manage a service. (Microsoft.SqlServer.Smo)

For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&ProdVer=9.00.1399.00&EvtSrc=Microsoft.SqlServer.Management.Smo.ExceptionTemplates.InnerWmiException&LinkId=20476

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Failed to retrieve data for this request. (Microsoft.SqlServer.SmoEnum)

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

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The operation could not be completed. (WinMgmt)

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BUTTONS:

OK
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