404. That’s an error.
The requested URL /add?source=atgs&feedurl=http%3A//www.ncl.ac.uk/news/rss.xml%3Fa%3Darches%26ty%3Dalumnews was not found on this server. That’s all we know.
/add?source=atgs&feedurl=http%3A//www.ncl.ac.uk/news/rss.xml%3Fa%3Darches%26ty%3Dalumnews