If a minecart fall on a hopper after hitting a cactus, it duplicates (see world save).
MC-6405
Minecart duplication
Resolved
Duplicate
0
Jean MARTIN
(Unassigned)
Unconfirmed
Snapshot 13w01b
Retrieved
72nd duplicate of MC-5998, please use the search function to see if your bug has already been submitted. Currently over 42% of tickets are being closed as duplicate.