SAP Knowledge Base Article - Preview

2422534 - WDA: Dump CX_WDR_RT_EXCEPTION in CL_WDR_EVENT_QUEUE

Symptom

When performing actions in a Web Dynpro ABAP application (like CONFIGURE_COMPONENT), CX_WDR_RT_EXCEPTION is raised in CL_WDR_EVENT_QUEUE.

Runtime Errors UNCAUGHT_EXCEPTION
Except. CX_WDR_RT_EXCEPTION
ABAP Program CL_WDR_EVENT_QUEUE============CP
Application Component BC-WD-ABA-RUN

Short text: "Only one action event can be placed into the event queue"


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Environment

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

Product

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

Keywords

Web Dynpro ABAP, WDA, WDA_GDPR, Webdynpro, ADD_ACTION_EVENT, CL_WDR_EVENT_QUEUE, WDALLOWMULTIPLEACTIONS, actions per roundtrip, application not working, every application is broken, dump, st22, UNCAUGHT_EXCEPTION, CX_WDR_RT_EXCEPTION, CL_WDR_EVENT_QUEUE, global parameters, WD_GLOBAL_SETTING , KBA , BC-WD-ABA , Web Dynpro ABAP , BC-WD-ABA-REN , Rendering , BC-WD-ABA-RUN , Web Dynpro ABAP Runtime , BC-WD-CMP-FPM , Floorplanmanager , BC-WD-ABA-CFG , Configuration / Personalization , Problem

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