block-data issues
MC-117574Using /setblock or /fill to re-place a block entity keeps old NBT (if no NBT specified) but clears inventories, even when the command fails
Fixed
MC-132627F3 + I (copy entity/block data) doesn't work for entities the player cannot punch
Won't Fix
MC-212335Item translation/Locked block with resourcepack
Duplicate
MC-267798Blocks are not placed in certain places.
Invalid
MCPE-178339Custom blocks do not receive or transfer redstone signals
Fixed