error for objectOne and objectTwo in the server

Traceback (most recent call last):
  File "MotorCapeTwo.py", line 160, in <module>
    add_motors_routeFour("0",   0)
  File "MotorCapeTwo.py", line 151, in add_motors_routeFour
    @app.route("/" + state, endpoint=state)
  File "/usr/lib/python3/dist-packages/flask/app.py", line 1250, in decorator
    self.add_url_rule(rule, endpoint, f, **options)
  File "/usr/lib/python3/dist-packages/flask/app.py", line 66, in wrapper_func
    return f(self, *args, **kwargs)
  File "/usr/lib/python3/dist-packages/flask/app.py", line 1221, in add_url_rule
    'existing endpoint function: %s' % endpoint)
AssertionError: View function mapping is overwriting an existing endpoint function: 0