Peter Jackson's Middle-earth Mistakes

Peter Jackson's Middle-earth movies are one of the biggest financial successes in cinema's history having earned nearly 6 billion dollars. They also have 37 Oscar nominations and 17 wins, including a Best Picture award for दी लार्ड ऑफ दी रिंग्स: रिर्टन ऑफ दी किंग (2003) It is the only fantasy movie to have ever won an Oscar in this category, despite all the things that the fans and critics alike complained about. Which was in your opinion the biggest mistake in Peter Jackson's six movies about Middle-earth?

Discuss the list here!