Fatal error: Uncaught PrestaShopException: Link to database cannot be established: SQLSTATE[HY000] [2002] Connection refused in /var/www/html/prestashop.webdigify.com/public_html/PRS02/PRS037_quickstore/classes/db/DbPDO.php:119 Stack trace: #0 /var/www/html/prestashop.webdigify.com/public_html/PRS02/PRS037_quickstore/classes/db/Db.php(380): DbPDOCore->connect() #1 /var/www/html/prestashop.webdigify.com/public_html/PRS02/PRS037_quickstore/classes/db/Db.php(664): DbCore->query() #2 /var/www/html/prestashop.webdigify.com/public_html/PRS02/PRS037_quickstore/src/Adapter/EntityMapper.php(71): DbCore->getRow() #3 /var/www/html/prestashop.webdigify.com/public_html/PRS02/PRS037_quickstore/classes/ObjectModel.php(276): PrestaShop\PrestaShop\Adapter\EntityMapper->load() #4 /var/www/html/prestashop.webdigify.com/public_html/PRS02/PRS037_quickstore/classes/Category.php(164): ObjectModelCore->__construct() #5 /var/www/html/prestashop.webdigify.com/public_html/PRS02/PRS037_quickstore/classes/Link.php(402): CategoryCore->__construct() #6 in /var/www/html/prestashop.webdigify.com/public_html/PRS02/PRS037_quickstore/classes/Hook.php on line 998