How To Fix WTADDI_IDOC020 - User exit & is to be called

SAP Error Message - Details

• Message type: E = Error

• Message class: WTADDI_IDOC - Messages for Application Log LO-ADM/IDOC

• Message number: 020

• Message text: User exit & is to be called

What causes this issue?

You can change or enhance the additionals IDoc data using user exit
&V1&. The current <DS:NA.WTADDI_IDOC005>key</> and segment and
application data are transferred to the user exit.
&hints&
Information for chaging the additionals IDocs are to found in the
documentation for the relevant <DS:MO.EXIT_SAPLWTIP_001> user exit</>.

Error message extract from SAP system. Copyright SAP SE.