title: How to run joomla website with existing old database?
body: <p>I have complete Database backup of previously created joomla website. but I don't know  Admin username and password. I have imported old database successfully and have edited the necessary details like user,password, db name in configuration.php but i am still getting this error:</p>
  
  <p>Database Error: Unable to connect to the database:Could not connect to MySQL.</p>
  
  <pre><code>var $dbtype = 'mysql';
  var $host = 'localhost';
  var $user = 'root';
  var $db = 'old_databasename';
  var $dbprefix = 'jos_'; 
  </code></pre>
  
  <p>I want to make this joomla website run so is this possible or not?</p>