If you put 2 trapped chests together, then quit and start the world again, the sound will appear to be played twice (as if 2 of them are opening at the same time.)
Environment
Java 7
OS X
MC-6292
After reloading the world, Double Trapped Chests play the opening and closing sound twice
Resolved
Duplicate
0
Duplicate of MC-6019, please use the search function to see if your bug has already been submitted. Currently over 40% of tickets are being closed as duplicate.