Diagnosis
In function module ISU_FILL_SPCANC_FIELDS (INTERNAL: Filling of allERCH-, EITR- and ETRG fields), the system determined that line itemnumber &v1& in IERCHZ exceeds the maximum, &v2&.
New billing line items can then not be appended consistently.

Procedure
INCLUDE ISU_SAP OBJECT DOKU ID TX