How To Fix VF089 - For tax category &1 classification &2 is not defined.

SAP Error Message - Details

• Message type: E = Error

• Message class: VF - Billing

• Message number: 089

• Message text: For tax category &1 classification &2 is not defined.

What causes this issue?

The specified tax classification &V2& of the material or customer is not
allowed in combination with tax category &V1&.
INCLUDE 'NA_NO_PROCESSING_2' OBJECT DOKU ID TX LANGUAGE E
INCLUDE 'NA_CHECK_ENTRY' OBJECT DOKU ID TX LANGUAGE E
DEFINE &ANLEGEOBJEKT& = 'tax classifications per material/customer'
INCLUDE 'NA_CREATE_CHANGE' OBJECT DOKU ID TX LANGUAGE E

Error message extract from SAP system. Copyright SAP SE.