Minecraft wiki entry for Development_versions, associated text: Fixed several crashes that could occur during gameplay.
Fixed a crash that could sometimes occur when traveling towards -z coordinates.
Fixed a crash that could occur when adjusting certain JSON strings in behavior packs.
Fixed a crash that could sometimes occur after resuming the game on Xbox One.
Fixed a crash that could occur when using the character creator.
Fixed a crash that could happen if a slime targeted something and lost sight of it.