User blog comment:AnimationFan15/Retcon-Driven Stories/@comment-31647719-20191115021905/@comment-31647719-20191116144613

No, they are not the same thing.

Retcons serve a purpose to the story being told, and when done right they make sense for it.

A continuity error is disregarding things that have been established in story, and more often than not, in a forced way.