SAP Knowledge Base Article - Preview

3555747 - Unauthorized Error 401 while Accessing Signal Engine API in ABAP Platform

Symptom

  • Unauthorized Error 401 encountered while accessing the standard signal engine API, to fetch data.  
    https://<baseUrl>/pi/signal/odata/<version>/<resource>
  • The error persists despite following the documentation process of creating OData view user access and generating API access token.
  • The issue is experienced while trying to fetch data in Postman.


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Environment

ABAP platform > Development Tools > ABAP Tools in Eclipse

Product

SAP Signavio Process Intelligence all versions

Keywords

Unauthorized Error 401, Signal Engine API, ABAP Platform, Postman, OData view user access, API access token, base URL, EU workspace. , KBA , BPI-SIG-PI-DS , Data Source (CSV, Connector) , Problem

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