Connection failed: SQLSTATE[HY000] [2002] No such file or directory<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function prepare() on null in /var/www/trainings.galent.am/classes/Model.php:52
Stack trace:
#0 /var/www/trainings.galent.am/classes/Model.php(36): Model-&gt;selectData()
#1 /var/www/trainings.galent.am/classes/User.php(8): Model-&gt;__construct()
#2 /var/www/trainings.galent.am/index.php(153): User-&gt;__construct()
#3 {main}
  thrown in <b>/var/www/trainings.galent.am/classes/Model.php</b> on line <b>52</b><br />