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arunkrishna2992's avatar
arunkrishna2992
Copper Contributor
Feb 18, 2021

Redirect uri in Azure B2C with query string. Error detail: URL may not contain a query string

I'm trying to use Azure B2C OAuth for Alexa account linking with implicit flow.Below is the redirect url from Alexa

https://alexa.amazon.co.jp/spa/skill/account-linking-status.html?vendorId=XXXXXXXXXX

But adding this gives below error in Azure B2C app.

Failed to update xxx-xxxxxxapp application. Error detail: URL may not contain a query string

I tried below link for solving this but its not working https://blogs.aaddevsup.xyz/2018/04/query-string-is-not-allowed-in-redirect_uri-for-azure-ad/

I also tried auth code grant flow with SPA in B2C. That is also not working with Alexa as it has PKCE - https://github.com/MicrosoftDocs/azure-docs/issues/64073. I have to use Azure AD B2C. Any idea how to set up PKCE in Alexa account linking

Anyone succeeded in creating this?

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