title: Connection string in asp.net
body: <p>I am using connection string like this:</p>
  
  <pre><code>SqlConnection con = new SqlConnection("Data Source=DESKTOP-8L8G5P8\SQLEXPRESS;Initial Catalog=sai;User ID=sa); 
  </code></pre>
  
  <p>But it raises the error at the server name.</p>