When editing an attribute of an item in the editor and pressing save, the game crashes.
This is for the new 1.16.2 Beta version BTW.

Fixed by ce34c2b. Expect a fix to be released in a few minutes

@jqck3d Thanks for reporting the issue. A hotfix can be downloaded here: https://www.curseforge.com/minecraft/mc-mods/ibe-editor/files/3051835