SAP Knowledge Base Article - Preview

2949072 - Error "400 Session Timed Out" when checkout from punchout catalog - SAP Fiori & SAP S/4HANA

Symptom

External catalog is not working in purchasing Web GUI apps like Create Purchase Requisition - Advanced app (ME51N) or Create Purchase Order - Advanced (ME21N).

When checking out items from catalog to SAP application, user receives the error message "400 Session Timed out".


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Environment

  • Materials Management (MM)
  • SAP Fiori 
  • SAP ERP Core Component
  • SAP ERP
  • SAP enhancement package for SAP ERP
  • SAP enhancement package for SAP ERP, version for SAP HANA
  • SAP HANA SAP S/4HANA

Product

SAP ERP Central Component all versions ; SAP ERP all versions ; SAP Fiori for SAP ERP 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

Keywords

400 Session Timed Out, ME51N, Create Purchase Requisition - Advanced app, Ariba, Catalog, HOOK_UR, Checkout, "HTTP 400", "Session Timed Out", "Session not found", its_extapp_retpage_1610=x , KBA , MM-PUR-GF-CAT , Catalogues in Purchasing , MM-FIO-PUR-REQ-SSP , Fiori UI for Self Service Procurement , Problem

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