Fatal error: Uncaught Error: Call to undefined function mysqli_connect() in /var/www/vhosts/doggyhaarmode.nl/httpdocs/classes.inc.php:55
Stack trace:
#0 /var/www/vhosts/doggyhaarmode.nl/httpdocs/index.php(20): databaseConnection->__construct(Array)
#1 {main}
  thrown in /var/www/vhosts/doggyhaarmode.nl/httpdocs/classes.inc.php on line 55