Fix Firebase code 400 "message" - "CONFIGURATION_NOT_FOUND" error

This guide will walk you through the most common Firebase configuration errors and how to fix them.

Let's fix Firebase error 400 message: CONFIGURATION_NOT_FOUND.

Firebase code 400 is an exception that you might encounter while using the Firebase SDKs. This exception occurs when there is a mismatch in the Firebase configuration. We will see how to fix this issue by following some basic troubleshooting steps and by fixing the project structure.

``you need to enable the Sign-in method under Authentication in firebase console.`

The Firebase admin dashboard allows you to manage your Firebase databases as a Google Cloud Platform (GCP) project. Within the dashboard, you can view your App's data, configure security and access rules, and much more.