If you put piston pointing to up and put other piston horizontal on top of it. And give redstone signal, both expand and it create new solid piston on top.
I didn't find any similar report, and I'm very sorry if someone have been report this issue.
Related issues
Attachments
Comments
migrated
[media]
kumasasa
Confirmed.
migrated
Please do not mark issues as private, unless your bug report is a security issue containing information that may compromise your server/client.
migrated
Duplicate of MC-8198.