Same signature, another data point. Team ID: HP8H99TPR5 (Individual). Bundle ID: app.lazylearn (explicit App ID, Sign in with Apple enabled as primary App ID, APPLE_ID_AUTH = PRIMARY_APP_CONSENT via the App Store Connect API). App: LazyLearn: Languages (6807144676), TestFlight build 1.0 (32), com.apple.developer.applesignin = Default present in the App Store provisioning profile and the signed binary. Agreements accepted. On iPhone 15 Pro Max the native sheet renders, Face ID succeeds, then "Sign-Up Not Completed"; the app receives ASAuthorizationError 1001 (1000 on earlier attempts) with empty userInfo. No request reaches our backend. The same Apple Account on the same device completes Sign in with Apple with other teams' apps. akd log captured over USB at the moment of the tap (02 Sep 2026, 22:43 UTC): akd: Encountered error while fetching developer team: Error Domain=AKSQLError Code=-6003 akd: No applications were found with the provided Client ID: app.lazylearn akd: SRP authentication with server failed! Error Domain=com.apple.AppleIDAuthSupport Code=2 AuthKitUIService: AKRemoteViewController did complete with authorization (null) (error: com.apple.AppleIDAuthSupport Code=2, NSUnderlyingError AKAuthenticationServerError Code=-24000) AuthKitUIService: AUTH_ALERT_SIGN_UP_NOT_COMPLETED App(AuthenticationServices): ASAuthorizationController credential request failed with error: AuthorizationError Code=1001 The App ID was registered in late August 2026. Could Apple please inspect the server-side Sign in with Apple registration for Team HP8H99TPR5 / app.lazylearn and re-provision it, as was done for the teams above? Happy to provide a sysdiagnose or file a Feedback report if needed.