You need to speak to Experian and ask where this has come from - they should be able to help you.
Sharing from experiences of dealing with debt
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
Bob Marley. http://kallis3.blogs.iva.co.uk
Another thought Kevin - have you checked on the Insolvency Register to see if there is anything on there?
It may be a case of mistaken identity and the details are for someone with the same or a similar name.
Sharing from experiences of dealing with debt
The greatness of a man is not in how much wealth he acquires, but in his integrity and his ability to affect those around him positively.
Bob Marley. http://kallis3.blogs.iva.co.uk