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 /homepages/37/d124214645/htdocs/Solo Musica/wp-includes/class-wp-hook.php:303 Stack trace: #0 /homepages/37/d124214645/htdocs/Solo Musica/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters(NULL, Array) #1 /homepages/37/d124214645/htdocs/Solo Musica/wp-includes/plugin.php(470): WP_Hook->do_action(Array) #2 /homepages/37/d124214645/htdocs/Solo Musica/wp-settings.php(492): do_action('setup_theme') #3 /homepages/37/d124214645/htdocs/Solo Musica/wp-config.php(115): require_once('/homepages/37/d...') #4 /homepages/37/d124214645/htdocs/Solo Musica/wp-load.php(37): require_once('/homepages/37/d...') #5 /homepages/37/d124214645/htdocs/Solo Musica/wp-blog-header.php(13): require_once('/homepages/37/d...') #6 /homepages/37/d124214645/htdocs/Solo Musica/index.php(17): require('/homepages/37/d...') #7 {main} thrown in /homepages/37/d124214645/htdocs/Solo Musica/wp-includes/class-wp-hook.php on line 303