System Information
Operating system: Linux-5.15.0-41-generic-x86_64-with-glibc2.31 64 Bits
Graphics card: Mesa Intel(R) Graphics (RKL GT1) Intel 4.6 (Core Profile) Mesa 21.2.6

Blender Version
Broken: version: 3.2.1, branch: master, commit date: 2022-07-05 15:44, hash: rBa2d59b2dac9e
Worked: (newest version of Blender that worked as expected)

Addon Information
Name: A.N.T.Landscape (0, 1, 8)
Author: Jimmy Hazevoet

Short description of error
Doesn't work Landscape eroder. I checked on two computers, including a Windows 10 computer with an earlier version of Blender. It gives the same error.

Exact steps for others to reproduce the error
Creating a Landscape with the Addon
Calling Landscape eroder. At this stage an error appears

Python: Traceback (most recent call last):

File "/snap/blender/2578/3.2/scripts/addons/ant_landscape/ant_functions.py", line 1046, in execute
  ob.vertex_groups.active = vg

RuntimeError: Error: VertexGroup 'capacity' not found in object 'Landscape'
bpy.ops.mesh.eroder()
Python: Traceback (most recent call last):

File "/snap/blender/2578/3.2/scripts/addons/ant_landscape/ant_functions.py", line 1046, in execute
  ob.vertex_groups.active = vg

RuntimeError: Error: VertexGroup 'capacity' not found in object 'Landscape'
bpy.ops.mesh.eroder()
Python: Traceback (most recent call last):

File "/snap/blender/2578/3.2/scripts/addons/ant_landscape/ant_functions.py", line 1046, in execute
  ob.vertex_groups.active = vg

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