message: Added emptyPropertyReplacer to fix qitems not showing
diff: @@ -4,6 +4,7 @@ import { Provider } from 'react-redux';
  import { Store, createStore, applyMiddleware } from 'redux';
  import thunk from 'redux-thunk';
  +import { emptyPropertyReplacer } from '../../helpers/emptyPropertyReplacer';
  import { generateQuestionnaireForPreview } from '../../helpers/generateQuestionnaire';
  import { getLanguagesInUse, INITIAL_LANGUAGE } from '../../helpers/LanguageHelper';
  import { getResources } from '../../locales/referoResources';
  @@ -33,11 +34,11 @@ const FormFillerPreview = ({ showFormFiller, language, state }: Props): JSX.Elem
  );
  const [selectedGender, setSelectedGender] = useState<string>('');
  const [selectedAge, setSelectedAge] = useState<string>('');
  - const questionnaireForPreview = generateQuestionnaireForPreview(
  - state,
  - selectedLanguage,
  - selectedGender,
  - selectedAge,
  + const questionnaireForPreview = JSON.parse(
  + JSON.stringify(
  + generateQuestionnaireForPreview(state, selectedLanguage, selectedGender, selectedAge),
  + emptyPropertyReplacer,
  + ),
  );
  const [questionnaireResponse, setQuestionnaireResponse] = useState<QuestionnaireResponse>();
  const [showResponse, setShowResponse] = useState<boolean>(false);
  @@ -131,6 +132,7 @@ const FormFillerPreview = ({ showFormFiller, language, state }: Props): JSX.Elem
  saveButtonDisabled={false}
  loginButton={<Button>Login</Button>}
  syncQuestionnaireResponse
  + validateScriptInjection
  />
  </div>
  ) : (
  