Hey guys, I have tried to update the rasa_core stack to 0.12.3, in documentation, you are saying the new enpoint is “ http://localhost:5005/webhooks/rest/webhook ” and in the body of message i send {‘sender’: sender, ‘message’ : message} but my rasa return this error: rasa1_1 | 192.168.99.1 - - [2018-12-14 16:27:03] "POST /webhooks/rest/webhook HTTP/1.1" 500 444 0.011984 rasa1_1 | 2018-12-14 16:27:03 ERROR flask.app - Exception on /webhooks/rest/webhook [POST] rasa1_1 | Traceback (most recent call last): rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/flask/app.py", line 2292, in wsgi_app rasa1_1 | response = self.full_dispatch_request() rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/flask/app.py", line 1815, in full_dispatch_request rasa1_1 | rv = self.handle_user_exception(e) rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/flask_cors/extension.py", line 161, in wrapped_function rasa1_1 | return cors_after_request(app.make_response(f(*args, **kwargs))) rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/flask/app.py", line 1718, in handle_user_exception rasa1_1 | reraise(exc_type, exc_value, tb) rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/flask/_compat.py", line 35, in reraise rasa1_1 | raise value rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/flask/app.py", line 1813, in full_dispatch_request rasa1_1 | rv = self.dispatch_request() rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/flask/app.py", line 1799, in dispatch_request rasa1_1 | return self.view_functions[rule.endpoint](**req.view_args) rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/rasa_core/channels/channel.py", line 358, in receive rasa1_1 | sender_id = self._extract_sender(request) rasa1_1 | File "/opt/conda/envs/rasa-env/lib/python3.5/site-packages/rasa_core/channels/channel.py", line 326, in _extract_sender rasa1_1 | return req.json.get("sender", None) rasa1_1 | AttributeError: 'NoneType' object has no attribute 'get'

Rest endpoint rasa_core

JiteshGaikwad (Jitesh Gaikwad) December 15, 2018, 4:50am 2

hey @DanielZitei, you can read this disscussion, which might help you :

Topic		Replies	Views
Rasa server Rasa Open Source	9	2211	August 8, 2019
RASA server 500 internal server error Rasa Open Source	5	3534	December 25, 2022
Rest Endpoint response issue Rasa Open Source	1	702	October 26, 2018
Cors error when trying to post message to http://localhost:5005/webhooks/rest/webhook from javascript Feedback on Rasa Open Source	1	560	November 3, 2021
Rasa and Flask integration giving a <Response 403> > Rasa Open Source	2	608	July 16, 2020