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An authentication error. For method-specific error codes, refer to the specific methods in the documentation. For common error codes, check the reference below. Use {@link firebase.auth.Error#code} to get the specific error code. For a detailed message, use firebase.auth.Error.message. Errors with the code auth/account-exists-with-different-credential will have the additional fields email and credential which are needed to provide a way to resolve these specific errors. Refer to {@link firebase.auth.Auth.signInWithPopup} for more information.

Common Error Codes

auth/app-deleted
Thrown if the instance of FirebaseApp has been deleted.
auth/app-not-authorized
Thrown if the app identified by the domain where it's hosted, is not authorized to use Firebase Authentication with the provided API key. Review your key configuration in the Google API console.
auth/argument-error
Thrown if a method is called with incorrect arguments.
auth/invalid-api-key
Thrown if the provided API key is invalid. Please check that you have copied it correctly from the Firebase Console.
auth/invalid-user-token
Thrown if the user's credential is no longer valid. The user must sign in again.
auth/network-request-failed
Thrown if a network error (such as timeout, interrupted connection or unreachable host) has occurred.
auth/operation-not-allowed
Thrown if you have not enabled the provider in the Firebase Console. Go to the Firebase Console for your project, in the Auth section and the Sign in Method tab and configure the provider.
auth/requires-recent-login
Thrown if the user's last sign-in time does not meet the security threshold. Use firebase.User.reauthenticateWithCredential to resolve. This does not apply if the user is anonymous.
auth/too-many-requests
Thrown if requests are blocked from a device due