RuntimeError: Attempted to use a closed Session.

[ViVi0122]

I try to running the hard way, In 2.1 Turn the Demo code into a service when i run the object_detection_api_test.py it give a error i can fix it.
This is my error and tensorflow version.
Version:
Tensorflow:1.5.0
python:3.6.3
protoc:2.6

Error:
Traceback (most recent call last):
File "object_detection_api_test.py", line 11, in
response = object_detection_api.get_objects(image)
File "/home/hallen/models/research/object_detection/tfweb/object_detection_api.py", line 90, in
get_objects
feed_dict={image_tensor: image_np_expanded})
File "/home/hallen/.local/lib/python3.6/site-packages/tensorflow/python/client/session.py", line
900, in run
run_metadata_ptr)
File "/home/hallen/.local/lib/python3.6/site-packages/tensorflow/python/client/session.py", line
1058, in _run
raise RuntimeError('Attempted to use a closed Session.')
RuntimeError: Attempted to use a closed Session.

[chadwallacehart]

Did the Part 1 code work ok?

[ViVi0122]

Yes,it work

[AmitKKhanchandani]

@ViVi0122 you were able to run the complete project?

What's the status now?

[ViVi0122]

@AmitKKhanchandani I have this error

Traceback (most recent call last):
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/app.py", line 2309, in call
return self.wsgi_app(environ, start_response)
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/app.py", line 2295, in wsgi_app
response = self.handle_exception(e)
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/app.py", line 1741, in handle_exception
reraise(exc_type, exc_value, tb)
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/_compat.py", line 35, in reraise
raise value
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/app.py", line 2292, in wsgi_app
response = self.full_dispatch_request()
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/app.py", line 1816, in full_dispatch_request
return self.finalize_request(rv)
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/app.py", line 1831, in finalize_request
response = self.make_response(rv)
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/app.py", line 1982, in make_response
reraise(TypeError, new_error, sys.exc_info()[2])
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/_compat.py", line 34, in reraise
raise value.with_traceback(tb)
File "/usr/local/lib/python3.6/dist-packages/Flask-1.0.2-py3.6.egg/flask/app.py", line 1974, in make_response
rv = self.response_class.force_type(rv, request.environ)
File "/home/hallen/.local/lib/python3.6/site-packages/werkzeug/wrappers.py", line 921, in force_type
response = BaseResponse(*_run_wsgi_app(response, environ))
File "/home/hallen/.local/lib/python3.6/site-packages/werkzeug/wrappers.py", line 59, in _run_wsgi_app
return _run_wsgi_app(*args)
File "/home/hallen/.local/lib/python3.6/site-packages/werkzeug/test.py", line 923, in run_wsgi_app
app_rv = app(environ, start_response)
TypeError: 'RuntimeError' object is not callable
The view function did not return a valid response. The return type must be a string, tuple, Response instance, or WSGI callable, but it was a RuntimeError.

[AmitKKhanchandani]

@ViVi0122 I'm not getting this kind of error, did you modify anything in the source code?

I did get the RuntimeError: Attempted to use a closed Session Error, but I revert tensorflow back to 1.4.0 version and got a different kind of issue which is TypeError: 1 is not JSON serializable