i installed Sql Sever Management Express 2012 , but when i try to connect in Sql management studio enviroment , i have this error .

> TITLE: Connect to Server

Cannot connect to ..

ADDITIONAL INFORMATION:

A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server) (Microsoft SQL Server, Error: 2)

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The system cannot find the file specified

BUTTONS:

OK

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and in during installion i dont have option for select cluster !!

this is my SQL Server Configuration Manager , my sql server service is empty ...

And when get Remove a Failover Cluster Node , this error happened .

http://oi57.tinypic.com/2lrvat.jpg