i place cobble stairs anywhere in the world, and when i leave the chunk and come back all the cobblestone stairs are gone, it does not appear to effect any other stairs that i am aware of, note: does it in both single player and multiplayer setting
Environment
windows 10 java 8 update 51 64 bit
Duplicate of MC-87194 – If you searched the tracker before creating this report, and were unable to find the indicated ticket, please comment with the keywords you searched for so that the original report can be improved.