json.decoder.JSONDecodeError #1211
Description
When I executed jupyter nbextension list I get below error
Known nbextensions:
Traceback (most recent call last):
File "/home/marxlp/anaconda3/bin/jupyter-nbextension", line 11, in <module>
sys.exit(main())
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/jupyter_core/application.py", line 266, in lae
return super(JupyterApp, cls).launch_instance(argv=argv, **kwargs)
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/traitlets/config/application.py", line 658, ie
app.start()
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/notebook/nbextensions.py", line 988, in start
super(NBExtensionApp, self).start()
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/jupyter_core/application.py", line 255, in stt
self.subapp.start()
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/notebook/nbextensions.py", line 960, in start
self.list_nbextensions()
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/notebook/nbextensions.py", line 943, in list_s
data = cm.get(section)
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/notebook/config_manager.py", line 85, in get
recursive_update(data, json.load(f))
File "/home/marxlp/anaconda3/lib/python3.5/json/__init__.py", line 268, in load
parse_constant=parse_constant, object_pairs_hook=object_pairs_hook, **kw)
File "/home/marxlp/anaconda3/lib/python3.5/json/__init__.py", line 319, in loads
return _default_decoder.decode(s)
File "/home/marxlp/anaconda3/lib/python3.5/json/decoder.py", line 339, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/home/marxlp/anaconda3/lib/python3.5/json/decoder.py", line 357, in raw_decode
raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 9 column 22 (char 279)At the same time, when I started jupyter, almost same error appeared,
[E 21:59:54.563 NotebookApp] Uncaught exception GET /api/config/notebook?_=1517147994320 (127.0.0.1)
HTTPServerRequest(protocol='http', host='localhost:8888', method='GET', uri='/api/config/notebook?_=1517147994320', version='HTTP/1.1', remote_ip='127.0.0.1', headers={'X-Requested-With': 'XMLHttpRequest', 'X-Xsrftoken': '2|bd47d974|3c4dc694b7b2d96299ebd2e626afe8f8|1517147993', 'Cookie': 'username-localhost-8888="2|1:0|10:1517147993|23:username-localhost-8888|44:MGZhMjU2ODQzZjAwNDBlMTk0YmJmOWJiYTQ0MGRlZDA=|169f35d60a658c56672b08f30d2a40519f193b1f41cd316e3f5cdce5f0996cd0"; _xsrf=2|bd47d974|3c4dc694b7b2d96299ebd2e626afe8f8|1517147993', 'Connection': 'keep-alive', 'Referer': 'http://localhost:8888/notebooks/test_torch_functions.ipynb', 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:59.0) Gecko/20100101 Firefox/59.0', 'Accept-Encoding': 'gzip, deflate', 'Accept': 'application/json, text/javascript, */*; q=0.01', 'Accept-Language': 'en-US,en;q=0.5', 'Host': 'localhost:8888'})
Traceback (most recent call last):
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/tornado/web.py", line 1510, in _execute
result = method(*self.path_args, **self.path_kwargs)
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/tornado/web.py", line 2898, in wrapper
return method(self, *args, **kwargs)
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/notebook/services/config/handlers.py", line 19, in get
self.finish(json.dumps(self.config_manager.get(section_name)))
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/notebook/services/config/manager.py", line 25, in get
recursive_update(config, cm.get(section_name))
File "/home/marxlp/anaconda3/lib/python3.5/site-packages/notebook/config_manager.py", line 85, in get
recursive_update(data, json.load(f))
File "/home/marxlp/anaconda3/lib/python3.5/json/__init__.py", line 268, in load
parse_constant=parse_constant, object_pairs_hook=object_pairs_hook, **kw)
File "/home/marxlp/anaconda3/lib/python3.5/json/__init__.py", line 319, in loads
return _default_decoder.decode(s)
File "/home/marxlp/anaconda3/lib/python3.5/json/decoder.py", line 339, in decode
obj, end = self.raw_decode(s, idx=_w(s, 0).end())
File "/home/marxlp/anaconda3/lib/python3.5/json/decoder.py", line 357, in raw_decode
raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 9 column 22 (char 279)
I have tried reinstall jupyter and nbextensions. But it didn't work.