2033646 - FPY1 - Runtime error ITAB_DUPLICATE_KEY in program SAPLSEPA_MANDATE_PER_SERVICES

During execution of FI-CA payment run (Transaction code FPY1) ST22 dump ITAB_DUPLICATE_KEY occurs in program SAPLSEPA_MANDATE_PER_SERVICES.

FI-CA - Contract Accounts Receivable and Payable

CX_SY_ITAB_DUPLICATE_KEY, ITAB_DUPLICATE_KEY, SAPLSEPA_MANDATE_PER_SERVICES, LSEPA_MANDATE_PER_SERVICESU49, SEPA_MANDATES_MULT_GET_EXT, LSEPA_MANDATE_SERVICESU36, Laufzeitfehler, Fehler, Abbruch , KBA , FI-CA , Contract Accounts Receivable and Payable , IS-U-CA , Contract Accounts Receivable and Payable , IS-T-CA , Contract Accounting , FS-CD , Collections and Disbursements , IS-PS-CA , Public Sector Contract Accounting , IS-M-CA , Contract Accounts Receivable and Payable , FI-CAX , Non-industry specific contract accounts receivable, payable , Problem