Unable to connect my iphone during a Apple Music Sing Session

I tried connecting my iPhone as a mic on the Sing app on the Apple TV. I receive from the prompt to Accept from my iPhone. I see my I’m connected on the Apple TV. However, I receive an Audio Disconnected message on the upper right of the Apple TV. They are all on IOS 26. I have the AppleTV 4K with ethernet. I also switch the audio to TV as suggested isntead of HomePod