Slanted is sometimes missing a quadrant, resulting in an empty space within the chamber.
How to reproduce?
Use /place structure minecraft:trial_chambers until you find a Slanted room affected
Example of seed where this happens
3574257374424963299
/execute in minecraft:overworld run tp @s -1489.57 0.24 -284.58 259.62 7.00
Linked issues
Attachments
Comments 2
This is actually a duplicate of MC-269530.
Can confirm.