Fatal error: Uncaught Error: Call to undefined function esc_sql() in /wp-includes/option.php:619 Stack trace: #0 /wp-includes/functions.php(1780): wp_load_alloptions() #1 /wp-includes/load.php(538): is_blog_installed() #2 /wp-settings.php(141): wp_not_installed() #3 /wp-config.php(89): require_once('/wp-settings.ph...') #4 /wp-load.php(37): require_once('/wp-config.php') #5 /wp-blog-header.php(13): require_once('/wp-load.php') #6 /index.php(17): require('/wp-blog-header...') #7 {main} thrown in /wp-includes/option.php on line 619