We have created a custom investment called Objectives and subobject to this investment called Keys. Next we would like to see all Objectives and its children (Keys) in the hierarchy but when trying to auto-import children, a toast message saying that the investment doesn't have children.
Clarity 16.0.3 Hierarchies
The auto-import children option on the hierarchy card, is currently limited to CITs, projects, ideas.
Reference: Adding investments to the hierarch workspace
Example:
Children investments with parent child relation set via parent field.
For sub-objects , Administrator can currently configure these sub objects to be displayed as modules via the Hierarchy blueprint. i.e.
Reference: Viewing Sub Objects as Modules in Hierarchies
Example: