The nether roof gets exposed sometimes when there are ravines that go high enough to hit it.
I can confirm this behavior in 1.18 Pre-release 5.
This issue didn't occur in 1.17.1. You can input the following information in order to recreate this.
Version: 1.18 Pre-release 5 Seed: 7027450691546071816 Coordinates: /execute in minecraft:the_nether run tp @s 36.70 94.02 -6.81 -610.47 -68.38
Can confirm.
Reporter: Wayne Lee
Assignee: Panda4994
Created: 2021-11-19T08:54:32Z
Updated: 2025-04-11T21:08:48Z
Resolved: 2021-11-22T12:52:30Z
ADO:
Confirmation Status: Confirmed
Area:
Mojang Priority: Important
Category: World generation
Labels:
Affects Versions: 1.18 Pre-release 4, 1.18 Pre-release 5
Fix Versions: 1.18 Pre-release 6
Retrieved 2025-06-09T20:46:27Z
I can confirm this behavior in 1.18 Pre-release 5.
[media]This issue didn't occur in 1.17.1. You can input the following information in order to recreate this.