$ terminator
Traceback (most recent call last):
File "/usr/bin/terminator", line 48, in <module>
import terminatorlib.optionparse
File "/usr/lib/python3.9/site-packages/terminatorlib/optionparse.py", line 24, in <module>
from . import config
File "/usr/lib/python3.9/site-packages/terminatorlib/config.py", line 76, in <module>
from validate import Validator
ModuleNotFoundError: No module named 'validate'
[2020-12-22T02:03:27+0000] [ALPM] upgraded python-configobj (5.0.6-9 -> 5.0.6-10)
Downgrading python-configobj from 5.0.6-10 to 5.0.6-9 resolved the issue.