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2910375 - [CIG] HTTP 401 Unauthorized

Symptom

This SAP KBA is a compilation of possible causes of the 'HTTP 401 - Unauthorized' error from HTTP requests targeting the ERP system.

The symptoms can be:

  • Documents in the CIG Transaction Tracker are in FAILED status with a HTTP 401 response error message.
  • The connection test from the CIG Connectivity Tool is failing with a HTTP 401 response error message.
  • Threads in the ICM related to the CIG Connection returning HTTP/1.1 401 Unauthorized.


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Environment

  • SAP ERP R/3 Integration with CIG add-on
  • SAP ERP S4 Hana Integration with CIG add-on

Product

Ariba Cloud Integration Gateway 1.0 ; SAP Ariba Cloud Integration Gateway 1.0, add-on for SAP ERP suppliers ; SAP Integration Suite, managed gateway for spend mgmt and SAP Business Network, for SAP ERP 1.0 ; SAP Integration Suite, managed gateway for spend mgmt and SAP Business Network, for SAP S/4HANA 1.0

Keywords

HTTP; 401; Unauthorized; request; connection; connections; CIG; failed; user; password; certificate; ERP; ABAP; credential; credentials; logon; enter; middleware; middlebox; , KBA , BNS-ARI-CI-BUY , Managed Gateway for Procurement , BNS-ARI-CI-MID , Managed Gateway connectivity using Middleware , How To

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