Invalid Authorization Code Error with NextJS Auth0 SDK
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Overview
An invalid authorization code error occurs after a user authenticates in a NextJS application that uses the nextjs-auth0 Software Development Kit (SDK).
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The error occurs after authentication and prevents the user from accessing the application.Invalid Authorization Code Error with NextJS Auth0 SDK
Applies To
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NextJS application
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nextjs-auth0 SDK
Cause
A double redirect typically causes this issue, resulting in the code exchange being performed twice.
Solution
This section provides the steps to resolve the invalid authorization code error.
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Check dashboard logs to determine if a duplicate exchange is being performed.
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Verify if a double redirect to the callback is occurring in the browser.
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If a double redirect is found, correct the application's configuration to eliminate the duplicate redirect.
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If no double redirect is found, check the logic where the code exchange occurs to confirm there is no duplicate flow, and the callback is associated with the original request.
