For unknown reasons, numerous items have had their Form IDs changed, primarily—but not limited to—"behind the scenes" items like scripts and leveled item lists. These changes have been correctly implemented, in that other items which reference, incorporate, or otherwise refer to these changed items now point to the updated Form ID. Importantly, these updates can cause problems for any mods which altered the updated items prior to the patch, causing them to behave erratically, incorrectly, or even prevent the game from loading at all. A partial list as follows: