SAP Knowledge Base Article - Preview

2476280 - WDA: 400 session not found error when calling WDA in SAP GUI

Symptom

When a Web Dynpro application is called in SAP GUI, a "400 - Session not found" error is shown.


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Environment

  • Web Dynpro for ABAP
  • SAP NetWeaver
  • SAP Web Application Server for SAP S/4HANA all versions
  • SAP GUI

Product

SAP NetWeaver all versions ; SAP Web Application Server for SAP S/4HANA all versions

Keywords

Web Dynpro, Webdynpro, sapgui, gui, browser, limitation, error, code, 400, session, found, fehlercode, fehler, dbacockpit, dba, cockpit, i.s.h.med, not supported, technical restrictions , KBA , BC-WD-ABA , Web Dynpro ABAP , BC-FES-GUI , Graphical User Interface , BC-WD-ABA-REN , Web Dynpro ABAP Rendering , BC-WD-ABA-RUN , Web Dynpro ABAP Runtime , BC-WD-ABA-CFG , Configuration / Personalization , BC-WD-ABA-GEN , Web Dynpro ABAP Generation , Problem

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