Legal disputes over the Harry Potter series October 2007, Warner Bros. and Rowling sued Michigan-based publishing firm RDR Books to block the publication of a 400-page book version of the Harry Potter Lexicon, an online reference guide to her work. Rowling, who previously had a good relationship with Lexicon owner Steve Vander Ark, reiterated on her website that she plans to write a "Harry Potter" encyclopedia, and that the publication of a similar book before her own would hurt the proceeds of the official encyclopedia, which she plans to give to charity. A judge later barred publication of the book in any form until the case was
Legal disputes over the Harry Potter series Doe. Outside these controversies, a number of particular incidents related to "Harry Potter" have also led, or almost led, to legal action. In 2005, a man was sentenced to four years in prison after firing a replica gun at a journalist during a staged deal for stolen copies of an unreleased "Harry Potter" novel, and attempting to blackmail the publisher with threats of releasing secrets from the book. Then in 2007 Bloomsbury Publishing contemplated legal action against the supermarket chain Asda for libel after the company accused them of overpricing the final "Harry Potter" novel, "Harry Potter and the Deathly