I am getting this Exception When I am trying to access database from C#.
My Connection String is
Data Source=(localdb)\v11.0;integrated security=true;User Instance = true;AttachDbFileName=C:\Users\UserName\Desktop\DB\TestDB3.mdf
Exception is
The user instance login flag is not allowed when connecting to a user instance of SQL Server. The connection will be closed.
An instance of SQL Server Express LocalDB is an instance created by a user for their use. Any user on the computer can create a database using an instance of LocalDB, store files under their user profile, and run the process under their credentials. By default, access to the instance of LocalDB is limited to its owner.
LocalDB instances are all "User Instances", and there's no need to specify User Instance=true
in your connection string, in fact it is not even supported (as you can see). Just remove this part and it's going to work fine.
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