Custom error class representing an error that occurs when the Firebase app or its auth instance cannot be initialized from the given configuration.
Creates a new instance of the InvalidAppError class with a default error message. The default error message indicates that the Firebase app could not be initialized.
Optional
An optional machine-readable error code (e.g. a Firebase auth/* code).
auth/*
The error message.
The name of the error.
The type of the error.
Returns serialized error object.
The serialized error object.
Returns a string representation of the error message, prefixed with "[]".
A formatted error message.
Custom error class representing an error that occurs when the Firebase app or its auth instance cannot be initialized from the given configuration.