Using vue to cooperate with axios to submit image verification code error

when logging in, the background of submitting the image verification code always returns the verification code error
check that the sessionid is inconsistent, and then set the following configuration, but it still does not work. It is submitted without cookie

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how to set it up?

Mar.10,2021

ask you to go to the back end. Generally speaking, session is managed by browsers, and you don't need to do anything. In this case, the back-end session is not well written.

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