Fatal error: Uncaught Error: Class 'WP_Block_Type_Registry' not found in /home/mlvppsxb/public_html/wp-includes/script-loader.php:2421 Stack trace: #0 /home/mlvppsxb/public_html/wp-includes/class-wp-hook.php(286): wp_enqueue_registered_block_scripts_and_styles('') #1 /home/mlvppsxb/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters('', Array) #2 /home/mlvppsxb/public_html/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #3 /home/mlvppsxb/public_html/wp-includes/script-loader.php(2405): do_action('enqueue_block_a...') #4 /home/mlvppsxb/public_html/wp-includes/class-wp-hook.php(286): wp_common_block_scripts_and_styles('') #5 /home/mlvppsxb/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters('', Array) #6 /home/mlvppsxb/public_html/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #7 /home/mlvppsxb/public_html/wp-includes/script-loader.php(2231): do_action('wp_enqueue_scri...') #8 /home/mlvppsxb/public_html/wp-includes/class-wp-hook.php(286): wp_enqueue_scripts('') #9 /home/m in /home/mlvppsxb/public_html/wp-includes/script-loader.php on line 2421