"Craftable items only" then pressing a crackle then while it is in operation by throwing items at the inventory, and as a result we get more items than we have. This bug occurs in Minectaft (Pocket edition 1.13.0.2)

Bug in crafting items result: duplication. creating a redstone clock and directed to an observer block, we place the item we want to duplicate. "Craftable items only" then pressing a crackle then while it is in operation by throwing items at the inventory, and as a result we get more items than we have. This bug occurs in Minectaft (Pocket edition 1.13.0.2) Helping the "EITnoX" community