One reason you get a login error on Spotify is that your login details are incorrect.
Instead of letting you access your account, the app throws an error message and prevents you from getting into your account. Spotify displays a login error 409 when you enter your login details and select the button to sign in to your account. We’ll show you how to fix the issue on your iPhone or Android phone, so you can enjoy your favorite music. Getting a “Login failed, Error: 409” message while trying to sign in to your Spotify account? Various items can cause this error, including incorrect login details. To fix a Spotify login error 408, ensure your login details are correct, reboot your phone, update your phone’s operating system, update your Spotify app, clear Spotify cache, or uninstall and reinstall Spotify.