Notice: WP_Block_Type_Registry::register was called incorrectly. Block type names must contain a namespace prefix. Example: my-plugin/my-custom-block-type Please see Debugging in WordPress for more information. (This message was added in version 5.0.0.) in /var/www/html/wp-includes/functions.php on line 5313 Klopp aims at Manchester United's penalty record: 'How can that happen?'
