500 Error when asking a question about office hours about api HOT 4 CLOSED

[2020-05-24 22:19:43,484] ERROR in app: Exception on /ask [POST]
Traceback (most recent call last):
  File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 2446, in wsgi_app
    response = self.full_dispatch_request()
  File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1951, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "/usr/local/lib/python3.8/dist-packages/flask_cors/extension.py", line 161, in wrapped_function
    return cors_after_request(app.make_response(f(*args, **kwargs)))
  File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1820, in handle_user_exception
    reraise(exc_type, exc_value, tb)
  File "/usr/local/lib/python3.8/dist-packages/flask/_compat.py", line 39, in reraise
    raise value
  File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1949, in full_dispatch_request
    rv = self.dispatch_request()
  File "/usr/local/lib/python3.8/dist-packages/flask/app.py", line 1935, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)
  File "/nimbus/flask_api.py", line 116, in handle_question
    response = {"answer": nimbus.answer_question(question)}
  File "/nimbus/nimbus.py", line 42, in answer_question
    answer = qa.answer(ans_dict)
  File "/nimbus/QA.py", line 52, in answer
    db_data = self.db_query(extracted_vars, self.db)
  File "/nimbus/QA.py", line 231, in _chain_db_access
    for key, val in fn(extracted_vars, db).items():
  File "/nimbus/QA.py", line 95, in _get_property
    value = db.get_property_from_entity(
  File "/nimbus/database_wrapper.py", line 568, in get_property_from_entity
    props = self._get_property_from_entity(prop, entity, identifier, tag_column_map)
  File "/nimbus/database_wrapper.py", line 554, in _get_property_from_entity
    results.append((total_similarity, tags, str(row.__dict__[prop])))
KeyError: 'office'