django-user-accounts is used in example_thirdparty, but profile relation still point to pybb.profiles.PybbProfile, because settings.PYBB_PROFILE_RELATED_NAME is absent. When settings are fixed, the exception raises on main page because pybb.profiles.PybbProfile has time_zone field, and account.models.Account has timezone field.
django-user-accounts is used in example_thirdparty, but profile relation still point to pybb.profiles.PybbProfile, because settings.PYBB_PROFILE_RELATED_NAME is absent. When settings are fixed, the exception raises on main page because pybb.profiles.PybbProfile has
time_zone
field, and account.models.Account hastimezone
field.