Created by Jerry Wang, last modified on Dec 01, 2014

If the UI encounters the following error message:



The background fails to return the CSRF token. In normal Scenario, the X-CSRF-Token HTTP header whose command is Fetch will send a token Fetch request to the background, and the token will be returned in HTTP response:

And the token is used in the next HTTP post:



The token returns the following logic in the background:

Core Generation Logic in Line 6 FM:

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