Hey guys, i am new to Rasa 2.0. I am currently working on a student project which calculates the total price for food that user orders. However, I keep getting TypeError which means tracker.get_slot() returns None value. The code of my custom action is shown below:
I ran the shell with debug mode and it indicates that all the slots are filled:
The error shown on my action server:
The code for rules.yml:
The template that i used for the custom action:
I am a bit confused about the purpose of requested_slot. Does tracker.get_slot() return the value from requested_slot? Because requested_slot is set to null in my rules.yml.
that will be much appreciated if someone can help me out here!