upgrade to 0.7.0 has fatal error

Messages after upgrade to 0.7.0

Warning: require_once(/wordpress/wp-content/plugins/conversation-watson/includes/settings/main.php): failed to open stream: No such file or directory in /wordpress/wp-content/plugins/conversation-watson/watson.php on line 37

Fatal error: require_once(): Failed opening required ‘/wordpress/wp-content/plugins/conversation-watson/includes/settings/main.php’ (include_path=’.:/opt/php7.0/lib/php’) in /wordpress/wp-content/plugins/conversation-watson/watson.php on line 37