title: Can't access Phpmyadmin in ubuntu error mysqli_real_connect(): (HY000/2002)
body: <p>i tried to access phpmyadmin but this thing happen</p>
  
  <pre><code> MySQL said: Documentation
  
   Cannot connect: invalid settings.
   mysqli_real_connect(): (HY000/2002): No such file or directory
   Connection for controluser as defined in your configuration failed.
   mysqli_real_connect(): (HY000/2002): No such file or directory
   phpMyAdmin tried to connect to the MySQL server, and the server rejected the connection. You should 
   check the host, username and password in your configuration and make sure that they correspond to 
   the information given by the administrator of the MySQL server.
  </code></pre>
  
  <p>apache and mysql is running and my website has error like this </p>
  
  <pre><code>Warning: session_start(): open(/opt/lampp/temp//sess_ku01nv1mbiroo8btvpbqjv47f7, O_RDWR) failed: Permission denied (13) in /opt/lampp/htdocs/sisfo/index.php on line 2
  </code></pre>
  
  <p>does anyone know how to fix this?</p>