2348671 - My inbox error "Task facade not implemented for provider"

Symptom

You are trying to activate My Inbox app in Fiori and you receive the following error while starting the app:

"System error. For more information, check the details or contact your sytem administrator."

Or you click on My Inbox app and get a loading page.

If you enter in the error log you find the following message: "Task facade not implemented for provider". or "Aufgabenfassade für Anbieter nicht implementiert"

Environment

NetWeaver 7.x
SAP S/4HANA 1511 or Higher
My Inbox

Product

SAP NetWeaver 7.0 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP S/4HANA 1610 ; SAP S/4HANA 1709 ; SAP S/4HANA 1809 ; SAP S/4HANA 1909 ; SAP S/4HANA, on-premise edition 1511

Keywords

Activate my inbox error; My inbox app error; Task facade not implemented for provider; System error For more information check the details or contact your system administrator;service Taskprocessing; Aufgabenfassade für Anbieter nicht implementiert

, KBA , CA-INB-FIO , Fiori UI for My Inbox Application , OPU-BSE-WFM , Gateway Business Workflow Enablement , OPU-BSC-TGW , Task Gateway , CA-INB , Fiori UI for My Inbox Application , Problem

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