In pre-release 6, a block of soulsand in water doesn’t create a bubble column and then doesn’t pull mobs.
Environment
Operating system: Windows 8.1
Java version: 8.0.1510.12
Mimecraft version: 1.13 pre-release 6
MC-133141
Bubble column Bug
Resolved
Duplicate
0
Cannot reproduce. Make sure all the water blocks above the soul sand block are water source blocks.