[GitHub] KilimAnnejaro edited a comment on issue #6587: Can't upload CSV in Apache Superset

[GitBox <gi...@apache.org>]

KilimAnnejaro edited a comment on issue #6587: Can't upload CSV in Apache Superset
URL: https://github.com/apache/incubator-superset/issues/6587#issuecomment-451676579
 
 
   Hi,
   I can confirm that in the most recent version, I am getting what I suspect is a similar error, with this stacktrace:
   
     File "/usr/local/lib/python3.6/site-packages/flask/app.py", line 2292, in wsgi_app
       response = self.full_dispatch_request()
     File "/usr/local/lib/python3.6/site-packages/flask/app.py", line 1816, in full_dispatch_request
       return self.finalize_request(rv)
     File "/usr/local/lib/python3.6/site-packages/flask/app.py", line 1833, in finalize_request
       response = self.process_response(response)
     File "/usr/local/lib/python3.6/site-packages/flask/app.py", line 2114, in process_response
       self.session_interface.save_session(self, ctx.session, response)
     File "/usr/local/lib/python3.6/site-packages/flask/sessions.py", line 375, in save_session
       val = self.get_signing_serializer(app).dumps(dict(session))
     File "/usr/local/lib/python3.6/site-packages/itsdangerous.py", line 565, in dumps
       payload = want_bytes(self.dump_payload(obj))
     File "/usr/local/lib/python3.6/site-packages/itsdangerous.py", line 847, in dump_payload
       json = super(URLSafeSerializerMixin, self).dump_payload(obj)
     File "/usr/local/lib/python3.6/site-packages/itsdangerous.py", line 550, in dump_payload
       return want_bytes(self.serializer.dumps(obj))
     File "/usr/local/lib/python3.6/site-packages/flask/json/tag.py", line 296, in dumps
       return dumps(self.tag(value), separators=(',', ':'))
     File "/usr/local/lib/python3.6/site-packages/flask/json/__init__.py", line 179, in dumps
       rv = _json.dumps(obj, **kwargs)
     File "/usr/local/lib/python3.6/site-packages/simplejson/__init__.py", line 399, in dumps
       **kw).encode(obj)
     File "/usr/local/lib/python3.6/site-packages/simplejson/encoder.py", line 296, in encode
       chunks = self.iterencode(o, _one_shot=True)
     File "/usr/local/lib/python3.6/site-packages/simplejson/encoder.py", line 378, in iterencode
       return _iterencode(o, 0)
     File "/usr/local/lib/python3.6/site-packages/flask/json/__init__.py", line 81, in default
       return _json.JSONEncoder.default(self, o)
     File "/usr/local/lib/python3.6/site-packages/simplejson/encoder.py", line 273, in default
       o.__class__.__name__)
   TypeError: Object of type MemoryError is not JSON serializable

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