YSHi Thomas, I got the same problem previously, and then I try to create a new credential with this role: Dialogflow -> Dialogflow API Admin Thomas HaslerReply·Article·Jul 31, 2019·Build a chatbot in 20 minutes using Flutter and Dialogflow
YSHi Promise Amadi your code is working. Thank youReply·Article·Jul 31, 2019·Build a chatbot in 20 minutes using Flutter and Dialogflow
YSPromise Amadi sure, this is the GitLab project link https://gitlab.com/yudhizth/chatbot.gitReply·Article·Jul 30, 2019·Build a chatbot in 20 minutes using Flutter and Dialogflow
YSHello brother, thank you for the tutorial. I'm following the steps above, but I got this error E/flutter ( 5219): [ERROR:flutter/lib/ui/ui_dart_state.cc(148)] Unhandled Exception: NoSuchMethodError: The method '[]' was called on null.Comment·Article·Jul 18, 2019·Build a chatbot in 20 minutes using Flutter and Dialogflow