title: User Instance of SqlLocalDb
body: <p>I am getting this Exception When I am trying to access database from C#.</p>
  
  <p>My Connection String is </p>
  
  <pre><code>Data Source=(localdb)\v11.0;integrated security=true;User Instance = true;AttachDbFileName=C:\Users\UserName\Desktop\DB\TestDB3.mdf
  </code></pre>
  
  <p>Exception is</p>
  
  <blockquote>
    <p>The user instance login flag is not allowed when connecting to a user instance of SQL Server. The connection will be closed.</p>
  </blockquote>