Navigate to create role ({domain}/roles/create)

As the Admin role already exists, without page refresh Its showing "The name has already been taken"

Again update the role name on the same page, and click on the Save button. Now, It will save the role.

In our current process, we are using Ajax call without page refresh on save and update. Clicked on the individual checkbox from Enable Features. During save if an error is thrown, it will not refresh Enable Features checked values.

Current Process - Ajax Call on Save, Update Without Page Refresh