Mobs only can have number on name, and get error when try to give letter.
Names need to be valid json in a nbt string, eg
CustomName:"{\"text\":\"hi there\"}"
1 is valid json, a is not, but "a" is.
1
a
"a"
Reporter: Awakened Redstone
Assignee: (Unassigned)
Created: 2018-01-30T18:20:13Z
Updated: 2025-04-14T21:11:36Z
Resolved: 2018-02-09T03:15:42Z
ADO:
Confirmation Status: Unconfirmed
Area:
Mojang Priority:
Category:
Labels:
Affects Versions: Minecraft 18w03b
Fix Versions:
Retrieved 2025-06-09T15:57:17Z
Names need to be valid json in a nbt string, eg
1
is valid json,a
is not, but"a"
is.