It could either be a false lucid, or maybe you had low awareness. Are you doing reality checks with awareness? Asking yourself if you're dreaming; remembering what you were doing five minutes ago; being aware of what you're doing at the current moment. Here are a couple of helpful links:

http://www.dreamviews.com/induction-...kingyoshi.html
http://www.dreamviews.com/dild/13212...ods-dilds.html

Hope this helps a little.