noticed that when i try to add a new bow (something that worked in 1.2.1) in 1.3.1 the game crashes

[SilverFaith]

Trying to add a "new" bow by even copying an existing bow , changing its ID and text and changing the values a bit just for testing , crashes the game
Doing the same with a 2H axe a horse some other items does not seem to cause the crash any ideas ?