Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "wp_enable_block_templates" not found or invalid function name in /home2/helpthen/public_html/wp-includes/class-wp-hook.php:310 Stack trace: #0 /home2/helpthen/public_html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters(NULL, Array) #1 /home2/helpthen/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #2 /home2/helpthen/public_html/wp-settings.php(564): do_action('setup_theme') #3 /home2/helpthen/public_html/wp-config.php(96): require_once('/home2/helpthen...') #4 /home2/helpthen/public_html/wp-load.php(50): require_once('/home2/helpthen...') #5 /home2/helpthen/public_html/wp-blog-header.php(13): require_once('/home2/helpthen...') #6 /home2/helpthen/public_html/index.php(17): require('/home2/helpthen...') #7 {main} thrown in /home2/helpthen/public_html/wp-includes/class-wp-hook.php on line 310