How To Fix V1022 - Item category & is not defined for non-material items

SAP Error Message - Details

• Message type: E = Error

• Message class: V1 - Verkaufsbelegbearbeitung

• Message number: 022

• Message text: Item category & is not defined for non-material items

What causes this issue?

This item category is not allowed, as an item without a material is
dealt with as a text item by the system. The item category &V1& is
however not used for text items.
INCLUDE 'NA_NO_PROCESSING_1' OBJECT DOKU ID TX LANGUAGE E
INCLUDE 'NA_CHECK_ENTRY' OBJECT DOKU ID TX LANGUAGE E
DEFINE &FELDNAME& = '<LS>Item category</>'
INCLUDE 'NA_POSSIBLE_ENTRY' OBJECT DOKU ID TX LANGUAGE E
Enter a material number if you do not want to use the item as a text
item.

Error message extract from SAP system. Copyright SAP SE.