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Touchless Invoice w/ SAP S/4 HANA - xSuite - Celonis

  • September 4, 2026
  • 0 replies
  • 53 views

Justin Daut
Level 1
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Dear Community, we have developed a 3-way-match knowledge model with Celonis to implement our touchless invoice case.

 

- SAP S/4 HANA on-premises with Release 2025 FPS01 and the xSuite invoice processing solution

- The document is routed via the OCR server to the xSuite Invoice Monitor, where the header table /WMD/FP_IVHD and the line item table /WMD/FP_IFIVI are populated and a unique record number is assigned; up to this point, there is no entry in the standard SAP tables RSEG or RBKP

- A delta load is performed every minute into the Celonis Knowledge Model, and a check is carried out to determine whether a 3-way match exists; if so, an action flow is triggered, a JSON payload is created and sent to the SAP Supplier Invoice API, and the document is posted

 

Problem:

The SAP document number and ‘closed’ document status are not synchronised with the xSuite tables, so the document remains in the xSuite Invoice Monitor

The Business Transaction Event is normally triggered via the xSuite application, but as we are using the SAP API, the event is not triggered.

 

Does anyone have any ideas? Is there an xSuite API that allows you to write to the header table? I’d be grateful for any help.

 

Kind regards,

Justin