Fatal error: Cannot redeclare wp_enqueue_global_styles_custom_css() (previously declared in /var/www/html/wp-includes/deprecated.php:6376) in /var/www/html/wp-includes/script-loader.php on line 2527

Fatal error: Uncaught Error: Call to a member function set() on null in /var/www/html/wp-includes/l10n.php:854 Stack trace: #0 /var/www/html/wp-includes/l10n.php(957): load_textdomain() #1 /var/www/html/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in /var/www/html/wp-includes/l10n.php on line 854