Pistons dupe themselves but when broken disappear
http://youtu.be/zxiVlIXE-MI
there is a video of the glitch in action
Environment
windows 7 x64 not sure what else to include
MC-8695
Piston Dupe glitch when trying to make a seemless hidden piston door
Resolved
Duplicate
0
Since that video is not available, resolving as duplicate of MC-8198.