Blocks dissapearing more than usual

There is a new “feature” in Release 221 that merges multiple drop blocks of a similar type into groups. This was implemented to reduce the number of active unclaimed entities that can spawn when many players are aggressively mining and not collecting their drops.

What you will see if a block fall and quickly fly into another block. When you then pick it up, your balance will increase by the full number of blocks.

Assuming this is it - then you’re getting all the blocks and not losing anything.

The release notes for this were here: