0.11.886-Beta-universal

Version:

Expected behavior

Miner to carry on mining lower instead of remove the platform

Actual behaviour

After miner has finish clearing the next level, they will start to break the ladder back up to the to of the mine causing it to be stuck. sometime they will break the platform above as well

Steps to reproduce the problem

1 build miner
2 start miner
3 miner dont work correctly

Yeah that's a schematic issue can you please report to #4536 which style ths was?