Maintain field selection for & in &

What causes this issue?

A entry is missing in Customizing for the object field selection.

System Response

INCLUDE 'KEINE-VERARBEITUNG' OBJECT DOKU ID TX LANGUAGE E

How to fix this error?

INCLUDE 'SYSTEMVERWALTER' OBJECT DOKU ID TX LANGUAGE E


Procedure for the system administrator
Maintain the field selection in Customizing for the object in the
corresponding list.

Error message extract from SAP system. Copyright SAP SE.