SAP S/4HANA ↔ Ariba — Requisitions, POs + Invoice Reconciliation
The SAP S/4HANA ↔ SAP Ariba connector by ERPPlugs sends Ariba-approved requisitions to S/4HANA MM as Purchase Orders via IDoc + OData, matches Ariba invoice-to-PO three-way against S/4HANA Goods Receipts, syncs supplier onboarding from Ariba Network to S/4HANA Business Partner, and preserves plant + purchasing group + valuation attribution on every document.
Ariba-approved requisitions become S/4HANA POs; three-way match on invoice receipt; supplier onboarding syncs to Business Partner.
What this connector does
The SAP S/4HANA ↔ Ariba connector by ERPPlugs uses SAP's standard IDoc + OData pathways (BAPI_PO_CREATE1, ORDERS05 IDoc, SupplierInvoiceOData) to make the Ariba → S/4HANA handoff robust for enterprises running distributed S/4HANA landscapes. Ariba-approved requisitions become S/4HANA Purchase Orders with correct plant + storage location + purchasing group + account assignment. Invoice-to-PO three-way match runs against S/4HANA Goods Receipts and PO conditions, flagging exceptions for buyer review. Supplier onboarding on the Ariba Network syncs to S/4HANA Business Partner with correct roles, banking, tax IDs, and category classification.
At a glance
- Category
- procurement-spend
- Capabilities
- 10
- Synced data types
- 5
- Setup time
- ~5 minutes
How data flows and what gets synced
The bridge between SAP S/4HANA and SAP Ariba, and the exact records that move across it.
SAP S/4HANA
ERPPlugs Engine
SAP Ariba
| Data Type | Direction | Frequency |
|---|---|---|
| Approved requisitions | Ariba → S/4HANA | Real-time |
| Purchase Orders | S/4HANA → Ariba Network | Real-time |
| Goods Receipts | S/4HANA → Ariba | Real-time |
| Supplier invoices | Ariba → S/4HANA | Real-time |
| Supplier onboarding | Ariba Network → S/4HANA BP | On event |
What's included
Everything this connector automates out of the box, no extra setup required.
Key Benefits
What changes for your team once this connector goes live.
Standard-Pathway Native
Uses SAP's official IDoc + OData; no proprietary APIs.
Three-Way Match Automated
PO + GR + invoice reconcile without buyer touch.
Supplier Onboarding Wired
Ariba Network profiles → S/4HANA BP without manual keying.
Custom Field Respected
Enterprise-specific S/4HANA fields survive integration.
Try the SAP S/4HANA ↔ SAP Ariba Connector Free
Start with 1 connector and 100 transactions/month — no credit card required. See real data flowing between SAP S/4HANA and SAP Ariba inside 5 minutes.
Compliance-ready. Live in minutes.
What you get out of the box for statutory compliance — and the exact steps to go live.
Setup in Minutes
Configure S/4HANA IDoc + OData
Enable ORDERS05, INVOIC02, and SupplierInvoice OData endpoints in S/4HANA.
Authorise Ariba Network
Grant ERPPlugs the Ariba Network cXML integration keys + realm ID.
Map plants + purchasing groups + tolerance
Match Ariba category → S/4HANA plant + purchasing group; configure three-way-match tolerance rules.
Enable requisition + invoice sync
Turn on real-time requisition + PO + invoice flow.
7-Day Free Trial
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Docs, guides, and other ways to get more out of SAP S/4HANA.
Frequently Asked Questions
Yes, but the standard integration assumes a green-field configuration; most enterprise S/4HANA landscapes involve custom fields, tolerance rules, and approval hierarchies that need adapter work. ERPPlugs's connector layers on top of the standard pathways with per-enterprise mapping so the standard flow keeps working and custom idioms are respected.
When an Ariba invoice arrives, the connector queries S/4HANA for the matching PO + Goods Receipt. If quantities and prices reconcile within tolerance, the invoice posts to Accounts Payable as MIRO. If not, it surfaces on an exceptions queue for buyer review.
New supplier registrations on the Ariba Network sync to S/4HANA Business Partner with correct roles (Vendor, One-Time-Vendor), banking, tax IDs, and category classification. Existing S/4HANA BPs update on any Ariba Network profile change.
The connector reads S/4HANA outline agreements + release order rules and validates each Ariba requisition against them before creating the PO. Non-compliant requisitions surface for exception approval.
Yes — the connector handles Ariba Buying (requisitions → POs), Ariba Invoicing (invoices → AP), and Ariba Sourcing (supplier registration + category management). Ariba Contracts is handled at outline-agreement level.
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