Regularly placed stairs will reconfigure to a corner stair when next to an inverted stair. Tested with wood and stone brick variants and both types of corner stairs can be caused.
Unsure if bug or feature, but it didn't do this before I updated.
Windows 10, latest Java version.
Probably a duplicate of MC-88847, let us know if the fix for that doesn't fix your issue.
Actually a different bug. Reopened and confirmed.
Fixed in 15w44b or a previous snapshot.
Reporter: migrated
Assignee: (Unassigned)
Created: 2015-09-19T23:19:42Z
Updated: 2026-09-07T12:50:05Z
Resolved: 2015-10-30T21:21:35Z
Confirmation Status: Confirmed
Affects Versions: Minecraft 15w38b, Minecraft 15w40a
Fix Versions: Minecraft 15w44b
Retrieved 2026-10-30T03:38:05Z
Probably a duplicate of MC-88847, let us know if the fix for that doesn't fix your issue.