System Information
Operating system:
Graphics card:

Blender Version
Broken:
blender 3.0
blender 3.1 beta
Worked: (optional)

Landscape Eroder vertexgroup is not working

Short description of error

Error: Python: Traceback (most recent call last):

File "C:\Program Files\Blender Foundation\Blender 3.0\3.0\scripts\addons\ant_landscape\ant_functions.py", line 1062, in execute
  ob.vertex_groups.active = vg

RuntimeError: Error: VertexGroup 'capacity' not found in object 'Landscape'

ActiveGroup capacity
Python: Traceback (most recent call last):

File "C:\Program Files\Blender Foundation\Blender 3.0\3.0\scripts\addons\ant_landscape\ant_functions.py", line 1062, in execute
  ob.vertex_groups.active = vg

RuntimeError: Error: VertexGroup 'capacity' not found in object 'Landscape'

location: <unknown location>:-1
Error: Python: Traceback (most recent call last):

File "C:\Program Files\Blender Foundation\Blender 3.0\3.0\scripts\addons\ant_landscape\ant_functions.py", line 1062, in execute
  ob.vertex_groups.active = vg

RuntimeError: Error: VertexGroup 'capacity' not found in object 'Landscape'