Someone on the .NET forum helped me to solve the problem. Basically I didn't need to edit the SQL Server Registration Property. All I needed is to add new login to the SQL Server Logins.
>Does SQL Server set up to allow SQL Server Authentication?
>
>>When I select this choice (Right Mouse Click on the Server Name (local) | Edit SQL Server Registration Properties, "Use Windows Authontication" is selected.
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>>I want to change it to "Use SQL Server Authontication". When I click on this choice, the User Name and Password fields are enabled. I enter a user name and a password, click on Ok but I get error that
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>>SQL Server Registration Failed bacause of the connection failure
>>displayed below..
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>>Actually nothing is displayed below. What am I missing here?
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