You mean this?
3. We added a max cargo space for all auto miners. You can only have a certain amount of Ores now depending on your auto miner level.
Level 1
Max Cargo Space 300
Level 2
Max Cargo Space 600
Level 3
Max Cargo Space 750
Level 4
Max Cargo Space 1200
Level 5
Max Cargo Space 1650
Level 6
Max Cargo Space 1950
Level 7
Max Cargo Space 2400
Level 8
Max Cargo Space 3000
Level 9
Max Cargo Space 6000
Level 10
Max Cargo Space 9000
?