If a user can't access the Maintain Employee Details screen in back office for Core Pension, this is because they don't have access to the menu option.
To resolve this, you need to activate the PENSIONS MAINTENANCE - EMPLOYEE PENSION DETAILS menu option. To do this, follow the steps below in portal.
📌Note: This menu option is typically hidden on client environments.
From the dashboard menu, select Security Dashboard.
Click Menu Profiles then search for the menu profile assigned to the user.
From the menu profile's three-dot menu, select Manage Menu Options.
Search for PENSIONS MAINTENANCE - EMPLOYEE PENSION DETAILS.
Turn on the Active toggle.