Setdefaultsignature.py ImportError: No module named MAPI.Util

Following the suggestion in:


I tried the example_wrapper.sh
But I get the error:

Traceback (most recent call last):
File “setdefaultsignature.py”, line 2, in
from MAPI.Util import *
ImportError: No module named MAPI.Util

I use UCS 4.4-8 errata 995
Kopano Core: 8.7.1.0-1
Kopano WebApp 3.5.14.2539-2