Use the Delete item to delete the selected Level, Set, or Clamp. You can only delete empty Levels, Sets, or Clamps. If you want to delete the Level, Set, or Clamp you must first move all the entities on the Level, Set, or Clamp to another Level, Set, or Clamp.
To delete a Level, Set, or Clamp:
The selected Level, Set, or Clamp is activated.