3490320 - ITAB_DUPLICATE_KEY Dump occurs when BP is changed

When BP with customer/vendor role is changed, below issues might occur:

• Dump below occurs:
  Category               ABAP programming error
  Runtime Errors         ITAB_DUPLICATE_KEY
  ABAP Program           SAPLBUPA_INTERFACE_OUTBOUND
  Application Component  AP-MD-BP
  
  
• Dump below occurs:
  

  Category               ABAP programming error
  Runtime Errors         MESSAGE_TYPE_X
  ABAP Program           SAPMSSY0
  Application Component  BC-ABA-LA

  Error : message x081(00) with mpar1 mpar2 mpar3 mpar4.

• System gets into infinite loop
• Customer and Vendor has same address number in ERP for release 617, 618

Read more...

• SAP ERP Central Component
• SAP ERP
• SAP enhancement package for SAP ERP
• SAP enhancement package for SAP ERP, version for SAP HANA
• SAP S/4HANA
• SAP S/4HANA Cloud Private Edition
• SAP Netweaver

In ERP systems up to release 616, it was standard design for the return supplier to share the same address number as the corresponding customer. Starting from release 617 and in S/4HANA, however, customer and vendor master data require having unique address numbers. 

SAP ERP Central Component all versions ; SAP ERP all versions ; SAP NetWeaver all versions ; SAP S/4HANA Cloud Private Edition all versions ; SAP S/4HANA all versions ; SAP enhancement package for SAP ERP all versions ; SAP enhancement package for SAP ERP, version for SAP HANA all versions

KBA , LO-MD-BP , Business Partners , AP-MD-BP-GEN , All Issues which are not belonging to any sub - components , Problem