Clifs will not be generate beyond 256 blocks

Clifs is not generateing beyond 256 blocks

excited ressult
Clifs should generate beyond 256 blocks

Actual result
Clifs just stop generateing beyond 256 blocks

How to reproduce
1: play the game and see if it stop generateing at 256 blocks
2:fix the problem and make sure that it generateing beyond 256 blocks
This is infecting the whole wide world