AttributeError: 'NoneType' object has no attribute 'replace'

[goldyfruit]

Utterance: "when was Stephen Hawking born"

2024-01-01 17:48:09.355 - skills - ovos_workshop.skills.common_query_skill:__get_cq:160 - ERROR - error matching when was Stephen Hawking born with skill-ovos-ddg.openvoiceos
Traceback (most recent call last):
  File "/home/ovos/.venv/lib/python3.11/site-packages/ovos_workshop/skills/common_query_skill.py", line 158, in __get_cq
    result = self.CQS_match_query_phrase(search_phrase)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ovos/.venv/lib/python3.11/site-packages/skill_ovos_ddg/__init__.py", line 241, in CQS_match_query_phrase
    summary = self.ask_the_duck(utt)
              ^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ovos/.venv/lib/python3.11/site-packages/skill_ovos_ddg/__init__.py", line 258, in ask_the_duck
    self.results = self.duck.long_answer(query, lang=self.lang)
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ovos/.venv/lib/python3.11/site-packages/ovos_plugin_manager/templates/solvers.py", line 236, in long_answer
    summary = self.get_spoken_answer(query, context)
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ovos/.venv/lib/python3.11/site-packages/skill_ovos_ddg/__init__.py", line 161, in get_spoken_answer
    infobox = self.get_infobox(selected, context)[0] or {}
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ovos/.venv/lib/python3.11/site-packages/skill_ovos_ddg/__init__.py", line 96, in get_infobox
    data = self.extract_and_search(query, context)  # handles translation
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ovos/.venv/lib/python3.11/site-packages/skill_ovos_ddg/__init__.py", line 110, in extract_and_search
    query, context, lang = self._tx_query(query, context)
                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/ovos/.venv/lib/python3.11/site-packages/ovos_plugin_manager/templates/solvers.py", line 93, in _tx_query
    query = query.replace("who is is ", "who is ")
            ^^^^^^^^^^^^^
AttributeError: 'NoneType' object has no attribute 'replace'