jupyter kernel 403 forbidden

Request URL:ws://localhost:40006/notebook/api/kernels/edca6a48-f31c-4317-bf36-d28dca6daf8b/channels?session_id=FFED1D8CD3B14AE68F92FFDD174C419B
Request Method:GET
Status Code:403 Forbidden

Response Headers
view source
Content-Length:4617
Content-Type:text/html
Date:Mon, 19 Dec 2016 01:38:17 GMT
Server:TornadoServer/4.4.2

Request Headers
view source
Accept-Encoding:gzip, deflate, sdch, br
Accept-Language:en-US,en;q=0.8
Cache-Control:no-cache
Connection:Upgrade
Cookie:session=9a12b0637014d49901ecd70ca8eb32225b82fc73gASVVAAAAAAAAACMUHdlYnNhdW5hX3Nlc3Npb25hYzM0YTYxYjJmZTg4YmNlNTEyNzZhOWQ5ODU4MTgwMDExZTdlNTBhNTkyODIxODg4YTZlYjg5NGZhZDQzMWFhlC4=; username-localhost-6543="2|1:0|10:1482111095|23:username-localhost-6543|44:NjlhMmQ2YzJlYWFlNGMxMTk0MjcxZWEzMjNkZjQwMWE=|946814a8b41d4fbb743a5526b96934ad935c3d7e5891e3137eeda1b07c7e03c9"
Host:localhost:40006
Origin:http://localhost:6543
Pragma:no-cache
Sec-WebSocket-Extensions:permessage-deflate; client_max_window_bits
Sec-WebSocket-Key:hg3kb91Wq3QvOGE1/7qPHw==
Sec-WebSocket-Version:13
Upgrade:websocket
User-Agent:Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.95 Safari/537.36

Query String Parameters
view source
view URL encoded
session_id:FFED1D8CD3B14AE68F92FFDD174C419B

[D 20:56:02.307 NotebookApp] 304 GET /notebook/static/components/MathJax/extensions/Safe.js?rev=2.6.0 (::1) 2.11ms
[D 20:56:02.343 NotebookApp] Initializing websocket connection /notebook/api/kernels/4b345ede-d5d2-46bd-bf4b-ebba255963ef/channels
[W 20:56:02.346 NotebookApp] Couldn't authenticate WebSocket connection
[D 20:56:02.347 NotebookApp] Using contents: services/contents
[D 20:56:02.347 NotebookApp] No template for 403
[D 20:56:02.348 NotebookApp] Using contents: services/contents
[W 20:56:02.349 NotebookApp] 403 GET /notebook/api/kernels/4b345ede-d5d2-46bd-bf4b-ebba255963ef/channels?session_id=4421049546694B6A89137F7FFF5ADB83 (::1) 7.29ms referer=None
[D 20:56:03.443 NotebookApp] Initializing websocket connection /notebook/api/kernels/4b345ede-d5d2-46bd-bf4b-ebba255963ef/channels
[W 20:56:03.445 NotebookApp] Couldn't authenticate WebSocket connection
[D 20:56:03.445 NotebookApp] Using contents: services/contents
[D 20:56:03.446 NotebookApp] No template for 403
[D 20:56:03.446 NotebookApp] Using contents: services/contents
[W 20:56:03.447 NotebookApp] 403 GET /notebook/api/kernels/4b345ede-d5d2-46bd-bf4b-ebba255963ef/channels?session_id=4421049546694B6A89137F7FFF5ADB83 (::1) 4.63ms referer=None
[D 20:56:05.516 NotebookApp] Initializing websocket connection /notebook/api/kernels/4b345ede-d5d2-46bd-bf4b-ebba255963ef/channels
[W 20:56:05.519 NotebookApp] Couldn't authenticate WebSocket connection
[D 20:56:05.520 NotebookApp] Using contents: services/contents
[D 20:56:05.520 NotebookApp] No template for 403
[D 20:56:05.520 NotebookApp] Using contents: services/contents