I had a same problem after removing my app.
But it was very simple in my case because there is a way of restoring your app.
If you don't know that you can restore your removed app, the link below will help.
App Store Connect Help > Remove an app - https://help.apple.com/app-store-connect/#/dev28d17ed35
brdlykwon
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
From
Seoul, South Korea