mcMMO-Dev/mcMMO — pull request #1397 by ZephireNZ (2013-08-25 06:45:58+00:00)
Title: Cancel Mob Health Display Updater if entity is not valid. Fixes #1396

MobHealthDisplayTask is run regardless of whether an entity is valid. However, if the entity is not valid, when the task is called it will create a NPE as target was not set. This aims to fix that.