Solution : https://service.sap.com/sap/support/notes/111271 (SAP Service marketplace login required)
Key words :
'pcasub' select 'change' select ', transaction se11 enter object, terms pca substitution reason, attached program zecpcasb, 'saplgblo' screen '0450' attention, fields' enter field, data element 'ktgrd', creating customer order, pca substitution, customer order
Related Notes :
815972 | PCA substitution for cross-company-code sale |
112974 | Subst. Prof.ctr subst.,create KDAUFf.cross-CC sales |