Traceback (most recent call last):

 "/usr/lib/python2.7/dist-packages/pip/basecommand.py", line 209, in main
status = self.run(options, args)

 "/usr/lib/python2.7/dist-packages/pip/commands/install.py", line 328, in run
wb.build(autobuilding=True)

 "/usr/lib/python2.7/dist-packages/pip/wheel.py", line 748, in build
self.requirement_set.prepare_files(self.finder)

 "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 360, in prepare_files
ignore_dependencies=self.ignore_dependencies))

 "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 448, in _prepare_file
req_to_install, finder)

 "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 387, in _check_skip_installed
req_to_install.check_if_exists()

 "/usr/lib/python2.7/dist-packages/pip/req/req_install.py", line 1011, in check_if_exists
self.req.project_nameAttributeError: 'Requirement' object has no attribute 'project_name'
Traceback (most recent call last):


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\flask\app.py", line 2311, in wsgi_app

response = self.full_dispatch_request()


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\flask\app.py", line 1834, in full_dispatch_request

rv = self.handle_user_exception(e)


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\flask_cors\extension.py", line 161, in wrapped_function

return cors_after_request(app.make_response(f(*args, **kwargs)))


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\flask\app.py", line 1737, in handle_user_exception

reraise(exc_type, exc_value, tb)


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\flask\_compat.py", line 36, in reraise

raise value


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\flask\app.py", line 1832, in full_dispatch_request

rv = self.dispatch_request()


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\flask\app.py", line 1818, in dispatch_request

return self.view_functions[rule.endpoint](**req.view_args)


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\flask_cors\decorator.py", line 128, in wrapped_function

resp = make_response(f(*args, **kwargs))


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\rasa_sdk\endpoint.py", line 59, in webhook

response = executor.run(action_call)


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\rasa_sdk\executor.py", line 252, in run

events = action(dispatcher, tracker, domain)


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\rasa_sdk\forms.py", line 540, in run

next_slot_events = self.request_next_slot(dispatcher, temp_tracker, domain)


 "c:\users\\appdata\local\programs\python\python36\lib\site-packages\rasa_sdk\forms.py", line 388, in request_next_slot

**tracker.slots
TypeError: utter_template() got multiple values for argument 'silent_fail'
