3339291 - Profitaility Segment button disabled / greyed out for line items

When accessing the Assignment Items tab in some Controlling apps (Manage Direct Activity Allocation, Reassign Costs and Revenues...) you notice that the button "Profitability Segment" is disabled / greyed out.

 ***Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.***

SAP S/4HANA Cloud

In order to enable the "Profitability Segment" button, you must first select the Item.

Actual Postings

Profitability Segment, greyed out button, disabled, Reassign Costs and Revenues, Manage Direct Activity Allocation , KBA , CO-FIO-PA-2CL , Margin Analysis (Public Cloud) , CO-FIO-CCA-TRA , Transactions , CO-FIO-PA , Margin Analysis , CO-FIO-CCA-TRA-2CL , Transactions (Public Cloud) , How To