SAP Knowledge Base Article - Preview

2080410 - Mobile Server always sends HTTP 401 to the application


SAP Mobile Platform (SMP) Server keeps sending HTTP 401 everytime for each request from the client within the same authenticated X-SUP-SESSID session causing additional authentication roundtrips.



  • SAP Mobile Platform 2.3.x / Sybase Unwired Platform 2.2.x
  • All supported Mobile Operating Systems
  • All supported Enterprise Information Systems
  • REST/OData Application Type


SAP Mobile Platform 2.3 ; Sybase Unwired Platform 2.2


X-SUP-SESSID HTTP Header 401 , KBA , MOB-SUP-ODP-SRV , SUP Server , Product Enhancement

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