installation - Cannot connect to Server (local) in SQL Server 2008 using windows authentication -

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i'm attempting connect instance of sql server 2008 (developer edition) in sql server management studio receiving error:

[window][1]

[sql server management studio error message][2]

and in sql server configuration manager, there no items although followed installation steps in link:

https://blogs.msdn.microsoft.com/bethmassi/2011/02/18/step-by-step-installing-sql-server-management-studio-2008-express-after-visual-studio-2010/

and downloaded microsoft sql server 2008 management studio express here:

https://www.microsoft.com/en-us/download/details.aspx?id=7593

does know problem is?


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