You want to delete a KeyUserSolution from the Custom Object Builder.
Cloud for Customer system
Reproducing the Issue
1. Go to the Administrator Work Center
2. Go to the Custom Object Builder
3. You will see the following:
4. Click on the button Delete Solution in case of you want to delete the entire solution(all the Custom Objects plus the KeyUserSolution)
5. In case of you want to delete a single Custom Object there is an option to delete it by clicking on the Trash Can Icon which will be in the very same line of the Object you want to delete
By clicking on the Delete Solution button, please be aware that you will be deleting the entire KeyUserSolution with all it's Custom Objects.
Please note: Deletion of Custom Solutions is not a supported scenario in Productive environments.
Custom Object Builder, Delete, Remove, Solution, Key User Solution, KeyUserSolution , KBA , AP-RC-CU , Key User Custom Objects , How To