Authentication failed resulting from flow token expired. Envisioned - auth codes, refresh tokens, and classes expire eventually or are revoked from the user or an admin. The app will request a different login with the person. Use of ' tenant ' tenant is denied. AADSTS500021 indicates which the tenant restriction https://jeffrey4r4cg.blogdon.net/the-fact-about-tentenbet-address-that-no-one-is-suggesting-48118107