How can I cross this problem?

TITLE: Microsoft SQL Server Management Studio Express
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Alter failed for Database 'AbxaziaInfo'.  (Microsoft.SqlServer.Express.Smo)

For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&ProdVer=9.00.2047.00&EvtSrc=Microsoft.SqlServer.Management.Smo.ExceptionTemplates.FailedOperationExceptionText&EvtID=Alter+Database&LinkId=20476

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ADDITIONAL INFORMATION:

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

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The database could not be exclusively locked to perform the operation.
ALTER DATABASE failed. The default collation of database 'AbxaziaInfo' cannot be set to Latin1_General_BIN. (Microsoft SQL Server, Error: 5030)

For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&ProdVer=09.00.2047&EvtSrc=MSSQLServer&EvtID=5030&LinkId=20476

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BUTTONS:

OK
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Nika Mamulashvili
AbxaziaInfo

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