title: Call APIs from IIS to SQL Server. Login failed for user 'sa'
body: <p>Now, I publish .NET Core API on IIS after I test call APIs then I receive notice such as Login failed for user 'sa'.</p>
  <p>I changed configure connect to SQL Server but still old notice. Please helpe me.<a href="https://i.stack.imgur.com/sWeK5.png" rel="nofollow noreferrer">This is source I publish on IIS</a></p>
  <p><a href="https://i.stack.imgur.com/2lK4J.png" rel="nofollow noreferrer">I also changed Identity is LocalSystem</a></p>