I am running Ubuntu 18.04 and I am getting this error:
Error: couldn't get currently installed version for
/opt/[eff.org/certbot/venv/bin/letsencrypt](http://eff.org/certbot/venv/bin/letsencrypt):
Traceback (most recent call last):
File "/opt/[eff.org/certbot/venv/bin/letsencrypt](http://eff.org/certbot/venv/bin/letsencrypt)", line 7, in <module>
from certbot.main import main
File
"/opt/[eff.org/certbot/venv/local/lib/python2.7/site-packages/certbot/main.py](http://eff.org/certbot/venv/local/lib/python2.7/site-packages/certbot/main.py)", line 2, in <module>
from certbot._internal import main as internal_main
File
"/opt/[eff.org/certbot/venv/local/lib/python2.7/site-packages/certbot/_internal/main.py](http://eff.org/certbot/venv/local/lib/python2.7/site-packages/certbot/_internal/main.py)", line 6, in <module>
import logging.handlers
File "/usr/lib/python2.7/logging/__init__.py", line 26, in <module>
import sys, os, time, cStringIO, traceback, warnings, weakref,
collections
File "/usr/lib/python2.7/weakref.py", line 14, in <module>
from _weakref import (
ImportError: cannot import name _remove_dead_weakref
Not sure why this started happening. Any help would be much appreciated.
Many thanks,
Andreas