Visual Studio 2013 incompatibility with MS SQL Server 2014

Question

I downloaded MS SQL Server 2014 Enterprise Edition from MSDN. I want to do a server backend in C# and MS SQL, but the problem is, whenever I want to do something with DB in

Answer 1

SSDT didn't have support for SQL Server 2014 until a release in Oct2013.

Update your SSDT here http://msdn.microsoft.com/en-au/data/tools.aspx