title: Firebird error "username and password are not defined" with Delphi application
body: <p>I have an application made with Delphi 2006 and Firebird 2.5. For connection a use Interbase components from Delphi. I setting up in design time a TIBDatabase with username, password tc, and work ok, but when i want to run application in another pc (first i install Firebird 2.5 on it), i received this error:</p>
  
  <pre><code>Statement failed, SQLSTATE = 28000
  </code></pre>
  
  <blockquote>
    <p>Your user name and password are not defined. Ask your database administrator to set up a Firebird login.</p>
  </blockquote>
  
  <p>What is this? How can I resolve that?</p>