Fatal error: Uncaught PrestaShopException: Link to database cannot be established: SQLSTATE[HY000] [2002] Connection refused in /var/www/prestashop/classes/db/DbPDO.php:119 Stack trace: #0 /var/www/prestashop/classes/db/Db.php(380): DbPDOCore->connect() #1 /var/www/prestashop/classes/db/Db.php(614): DbCore->query() #2 /var/www/prestashop/classes/Hook.php(1183): DbCore->executeS() #3 /var/www/prestashop/classes/Hook.php(699): HookCore::getAllHookRegistrations() #4 /var/www/prestashop/classes/Hook.php(803): HookCore::getHookModuleExecList() #5 /var/www/prestashop/classes/Dispatcher.php(586): HookCore::exec() #6 /var/www/prestashop/classes/Dispatcher.php(243): DispatcherCore->loadRoutes() #7 /var/www/prestashop/classes/Dispatcher.php(201): DispatcherCore->__construct() #8 /var/www/prestashop/index.php(28): DispatcherCore::getInstance() #9 {main} thrown in /var/www/prestashop/classes/db/DbPDO.php on line 119