<Problems with a Kotlin Android app connected to F...

# stackoverflow

[user]

Problems with a Kotlin Android app connected to Firebase
I'm working on an Android app that lets you add consoles and games, serving as a library for games, that must be finished before Friday and after adding a new console, or even before, the Recyclerview in activity_dashboard_admin.xml shows the cardview and the delete icon but not element from the database in Firebase. If I click on any delete icon, nothing is removed from the Firebase database. On the other hand, the search function makes the app crash.
I don't know what else to do and it's...