SAP Knowledge Base Article - Preview

3789692 - WDA: Executing a WDA application is only allowed with a dialog user - WEBDYNPRO_RT 051

Symptom

  • In earlier releases, users with 'Communication' user type could start Web Dynpro ABAP applications; however after upgrade, starting these applications results in an error.
  • Error message: "Executing a WDA application is only allowed with a dialog user." (Message E WEBDYNPRO_RT 051)


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Environment

  • Web Dynpro ABAP
  • ABAP PLATFORM - Application Server ABAP (2025 and above)
  • SAP S/4HANA (2025 and above)

Product

ABAP platform 2025 ; SAP S/4HANA 2025

Keywords

Web Dynpro, Webdynpro, Web Dynpro ABAP, WDA, WDA_GDPR, WDA_STD, communication, user, user type, dialog, service, WEBDYNPRO_RT 051, error, s/4hana 2025, abap platform 2025,runtime error, start, restriction, upgrade, behavior, changed , KBA , BC-WD-ABA-RUN , Web Dynpro ABAP Runtime , Problem

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