Oops! something went wrong

No authentication handler is registered for the scheme 'a2VtcGVsZS1zYW1s'. The registered schemes are: Identity.Application, Identity.External, Identity.TwoFactorRememberMe, Identity.TwoFactorUserId, idsrv, idsrv.external, microsoft, eIDEasy, IdentityServerAccessToken. Did you forget to call AddAuthentication().Add[SomeAuthHandler]("a2VtcGVsZS1zYW1s",...)?