Warning: PDO::query(): MySQL server has gone away in /home/rj/public_html/classes/db/DbPDO.php on line 156

Warning: PDO::query(): Error reading result set's header in /home/rj/public_html/classes/db/DbPDO.php on line 156

Fatal error: Uncaught PrestaShopException: Link to database cannot be established: SQLSTATE[HY000] [2002] Connection refused in /home/rj/public_html/classes/db/DbPDO.php:127 Stack trace: #0 /home/rj/public_html/classes/db/Db.php(379): DbPDOCore->connect() #1 /home/rj/public_html/classes/db/Db.php(663): DbCore->query('SELECT *\nFROM `...') #2 /home/rj/public_html/src/Adapter/EntityMapper.php(75): DbCore->getRow('SELECT *\nFROM `...') #3 /home/rj/public_html/classes/ObjectModel.php(264): PrestaShop\PrestaShop\Adapter\EntityMapper->load('2', NULL, Object(Language), Array, 1, true) #4 /home/rj/public_html/config/config.inc.php(194): ObjectModelCore->__construct('2') #5 /home/rj/public_html/index.php(26): require('/home/rj/public...') #6 {main} thrown in /home/rj/public_html/classes/db/DbPDO.php on line 127