Invalid product-location combination (pegging area)

What causes this issue?

A product-location combination exists in the APO database but not in
liveCache.
INCLUDE URSACHEN OBJECT DOKU ID TX
INCLUDE INITIAL_OHNE_STAMMDATEN OBJECT DOKU ID TX
INCLUDE FEHLER_BEIM_ANLEGEN OBJECT DOKU ID TX

System Response

INCLUDE PROGRAMM_BEENDET OBJECT DOKU ID TX

How to fix this error?

Save the affected product-location combination in product master
maintenance. The product-location combination is consequently created
in liveCache.
<DS:TRAN./SAPAPO/MAT1>-> Call up product master maintenance</>
immediately
INCLUDE WENN_ERNEUT_SYSTEMVERWALTUNG OBJECT DOKU ID TX

Procedure for System Administrators

INCLUDE KONSISTENZPRUEFUNG_LIVECACHE OBJECT DOKU ID TX
INCLUDE SAP_SERVICE OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.