Last modified: 2010-05-15 15:33:24 UTC
Sometimes, if a user edits an article that just had been edited by a anonymous, he becomes the author of the edit by the anonymous person (ip address). In the case of the article Emilinha Borba @ WP:PT, a ip address (201.8.2.65) the article (at 02:10 UTC), and then when a user (at 22:11), s/he become the creator of the article, and the edit to appear at the history of the article.
This is a multiple page creation bug, probably due to database lag at the time. In the next major revision the indexes are updated so this cannot happen; this will be updated within a few weeks when we upgrade. I've fixed the particular page mentioned manually in the database. *** This bug has been marked as a duplicate of 1243 ***