Fatal error: Uncaught PrestaShopException: Link to database cannot be established: SQLSTATE[HY000] [2006] MySQL server has gone away in /var/www/html/prestashop.webdigify.com/public_html/PRS01/PRS017_grocerymart/classes/db/DbPDO.php:119 Stack trace: #0 /var/www/html/prestashop.webdigify.com/public_html/PRS01/PRS017_grocerymart/classes/db/Db.php(380): DbPDOCore->connect() #1 /var/www/html/prestashop.webdigify.com/public_html/PRS01/PRS017_grocerymart/classes/db/Db.php(664): DbCore->query() #2 /var/www/html/prestashop.webdigify.com/public_html/PRS01/PRS017_grocerymart/classes/db/Db.php(698): DbCore->getRow() #3 /var/www/html/prestashop.webdigify.com/public_html/PRS01/PRS017_grocerymart/classes/FeatureFlag.php(105): DbCore->getValue() #4 /var/www/html/prestashop.webdigify.com/public_html/PRS01/PRS017_grocerymart/src/Adapter/Image/ImageRetriever.php(60): FeatureFlagCore::isEnabled() #5 /var/www/html/prestashop.webdigify.com/public_html/PRS01/PRS017_grocerymart/modules/base_sidenewproducts/base_sidenewproducts.php(247): PrestaS in /var/www/html/prestashop.webdigify.com/public_html/PRS01/PRS017_grocerymart/classes/Hook.php on line 1008