For the majority of the Clarity attributes, the Clarity Administrator is able to configure the following attribute properties:
Value Required: The system enforces a non-null value defines the attribute.
Presence Required: The system enforces the attribute to be visible on an edit properties page, at least on a subpage.
Steps to Reproduce:
In Studio, Add a new Attribute on the Project object.
Select "Large String - Rich Text" as Data Type.
Observe the options the following options are cleared out:
Populate Null Values with the Default
Release : 16.0.2
Component : Clarity Studio
This is a current limitation for attributes of this Data Type.