Symptom
The OData protocol has changed considerably from V2 to V4. This requires different handling of the respective Purchase Order APIs.
OData V2 API was started in 2016 and was later adjusted to use the RAP technology.
OData V4 API was started in 2021 and was developed on a more mature RAP framework.
More information can be found on this link: Changes Compared to OData V2 Model
TECHNICAL OBJECTS AS A PREREQUISITE TO USE THE PURCHASE ORDER APIS
Services
· OData API V2 service: API_PURCHASEORDER_PROCESS_SRV
· OData API V4 service: API_PURCHASEORDER_2
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Environment
- SAP S/4HANA Cloud Public Edition 2308
- SAP S/4HANA Cloud Public Edition 2402
Product
Keywords
API_PURCHASEORDER API_PURCHASEORDER_2 API_PURCHASEORDER_PROCESS_SRV V4 API_PURCHASEORDER , KBA , MM-FIO-PUR-PO , Fiori UI for Purchase Orders , MM-PUR-PO , Purchase Orders , How To
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