3237515 - Error "Problem occurred while reading the data" when opening some Scenario-Specific tiles in My Inbox

When opening a Scenario-Specific tile in My Inbox, the below error is raised:

A problem occurred while reading the data
Check the URL parameters and the scenario definition. To check the scenario definition, in Customizing for SAP NetWeaver (or ABAP Platform), choose Gateway Service Enablement -> Content -> Task Gateway Service -> Scenario Definition.

This is specific to only certain Scenario-Specific tiles in My Inbox, not all of them have the above error.

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

• Task Gateway
• Gateway Business Workflow Enablement
• SAP NetWeaver
• SAP Web Application Server for SAP S/4 HANA
• ABAP PLATFORM - Application Server ABAP
• SAP Gateway
• Scenario-Specific tile in My Inbox is defined with roles

SAP_GWFND, IW_PGW, /IWPGW/TGW, /IWWRK/WORKFLOW, IW_BEP, TASKPROCESSING, scenario definition, role, missing, business user, not able to open, My Inbox, Fiori Launchpad, Scenario-Specific tile in My Inbox, READ_CONFIG_CONSUMER_SCENARIO, /IWPGW/CL_TGW_EDP_TASK, USERS_SCENARIO_BY_ROLES
, KBA , OPU-BSC-TGW , Task Gateway , OPU-BSE-WFM , Gateway Business Workflow Enablement , Problem