The entity UUID provided is in an invalid format/kill @e[type:EnderDragon]
You use a an equals sign to seperate 'type' and the specified entity, not a colon. That might be the issue.
Reporter: bug
Assignee: (Unassigned)
Created: 2016-03-04T19:36:43Z
Updated: 2026-08-20T09:50:47Z
Resolved: 2016-03-04T19:48:44Z
Confirmation Status: Unconfirmed
Affects Versions: Minecraft 1.9
Retrieved 2026-10-11T07:35:51Z
You use a an equals sign to seperate 'type' and the specified entity, not a colon. That might be the issue.