Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /home/gastric/public_html/wp-includes/wp-db.php:1564 Stack trace: #0 /home/gastric/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(145): wpdb->db_connect(true) #1 /home/gastric/public_html/wp-includes/wp-db.php(592): W3TC\DbCache_Wpdb->db_connect() #2 /home/gastric/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(252): wpdb->__construct('gastric_wp688', '-cS8]6P1qU', 'gastric_wp688', 'localhost') #3 /home/gastric/public_html/wp-content/plugins/w3-total-cache/DbCache_WpdbInjection.php(38): W3TC\DbCache_Wpdb->default_initialize() #4 /home/gastric/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(152): W3TC\DbCache_WpdbInjection->initialize() #5 /home/gastric/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(379): W3TC\DbCache_Wpdb->initialize() #6 /home/gastric/public_html/wp-content/plugins/w3-total-cache/DbCache_WpdbInjection_QueryCaching.php(196): W3TC\_CallUnderlying->initialize() #7 /home/ga in /home/gastric/public_html/wp-includes/wp-db.php on line 1564