Diagnosis
The function module FKK_MARK_ITEMS_FOR_SUBST_DOC was called forthe installment plan or collective invoice &V1&. One of the followingerrors occurred:

• V1 is not the document number for an installment plan or a collective
invoice.

• The installment plan number or collective invoice number cannot be
entered in at least one of the line items named in T_ITEMS.Possible reasons:
Item does not exist in the buffer
Item is to be cleared
Item has currency different to the installment plan or collectiveinvoice
Item already refers to an installment plan or collective invoice
Item is itself an installment plan item or collective invoice item

System Response
Error message. Documents are not posted.

Procedure
As this is a program error, you must interrupt processing.
INCLUDE NA_SYSADMIN1 OBJECT DOKU ID TX

Procedure for System Administration
INCLUDE FICA_NA_OSS OBJECT DOKU ID TX