Hello everybody, I’ve got the following issue: I created a Validation-Method for one of my Form-Slots, so that the slot person_name would be validated. The Problem is that it is validated twice and so the messages in the validation method are also uttered twice. Where is the problem? Why is Rasa running the validation twice and how can I avoid this. Many thanks for your help in advance. class PersonForm(FormAction): """Custom form action to fill all slots required to find specific type of a subject itself or an abbreviation""" def name(self) -> Text: """Unique identifier of the form""" return "person_form" @staticmethod def required_slots(tracker: Tracker) -> List[Text]: """A list of required slots that the form has to fill""" return ["person_name", "person_attribute"] def slot_mappings(self) -> Dict[Text, Any]: return {"person_name": self.from_entity(entity="person_name", intent=["inform_person_name", "search_person"]), "person_attribute": self.from_entity(entity="person_attribute", intent=["inform_person_attribute", "search_person"]), } def validate_person_name( self, value: Text, dispatcher: CollectingDispatcher, tracker: Tracker, domain: Dict[Text, Any], ) -> Dict[Text, Any]: """Validate person_name value.""" # Query DB for all persons results = query_database_all("person_name", "persons", "", "") # Create empty set for synonym sounding person names synonyms = [] # check for each person for result in results: # if name is similar to the asked person name with Levenshtein Distance if fuzz.ratio(value, result[0]) > 80: # Add Name to the set synonyms.append(result[0]) # Check if we found a similar name if synonyms: if len(synonyms) == 1: # Change Name of Person person_name = synonyms[0] # Validation runs twice because new entity is provided, so message would be shown twice # dispatcher.utter_message(text="Du meinst bestimmt {}.".format(person_name)) return {"person_name": person_name} else: # buttons = [] # for person in synonyms: # buttons.append({"title": person, "payload": person}) # dispatcher.utter_message(text="Wen meinst du genau? Ich kenne:", buttons=buttons) dispatcher.utter_message(text="Wen meinst du genau? Ich kenne:") for per…

Validation of Form Input validates twice

koaning (Vincent D. Warmerdam) August 24, 2020, 2:03pm 4

I could be wrong, but it seems like this issue is also mentioned here.

One thing that might be worth a try, could you try updating Rasa? It might be a bug that was fixed in Rasa 1.10.

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