Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /home/luminaco/public_html/wp-includes/wp-db.php:1562
Stack trace:
#0 /home/luminaco/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(145): wpdb->db_connect(true)
#1 /home/luminaco/public_html/wp-includes/wp-db.php(592): W3TC\DbCache_Wpdb->db_connect()
#2 /home/luminaco/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(252): wpdb->__construct('luminaco_wp140', 'Sp[31]dej7', 'luminaco_wp140', 'localhost')
#3 /home/luminaco/public_html/wp-content/plugins/w3-total-cache/DbCache_WpdbInjection.php(38): W3TC\DbCache_Wpdb->default_initialize()
#4 /home/luminaco/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(152): W3TC\DbCache_WpdbInjection->initialize()
#5 /home/luminaco/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(379): W3TC\DbCache_Wpdb->initialize()
#6 /home/luminaco/public_html/wp-content/plugins/w3-total-cache/DbCache_WpdbInjection_QueryCaching.php(229): W3TC\_CallUnderlying->initialize()
#7 /home/luminaco/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(152): W3TC\DbCache_WpdbInjection_QueryCaching->initialize()
#8 /home/luminaco/public_html/wp-content/plugins/w3-total-cache/DbCache_Wpdb.php(49): W3TC\DbCache_Wpdb->initialize()
#9 /home/luminaco/public_html/wp-content/db.php(41): W3TC\DbCache_Wpdb::instance()
#10 /home/luminaco/public_html/wp-includes/load.php(398): require_once('/home/luminaco/...')
#11 /home/luminaco/public_html/wp-settings.php(106): require_wp_db()
#12 /home/luminaco/public_html/wp-config.php(88): require_once('/home/luminaco/...')
#13 /home/luminaco/public_html/wp-load.php(37): require_once('/home/luminaco/...')
#14 /home/luminaco/public_html/wp-blog-header.php(13): require_once('/home/luminaco/...')
#15 /home/luminaco/public_html/index.php(17): require('/home/luminaco/...')
#16 {main}
thrown in /home/luminaco/public_html/wp-includes/wp-db.php on line 1562