SAP Knowledge Base Article - Preview

3399959 - WDA: "Synchronous XMLHttpRequest on the main thread is deprecated because of it detrimental effects to the end user's experience" warning

Symptom

When running a Web Dynpro ABAP application through the Portal, the warning message "Synchronous XMLHttpRequest on the main thread is deprecated because of it detrimental effects to the end user's experience" from the lightspeed.js appears in the web browser console tab.  


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Environment

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

Product

ABAP platform all versions ; SAP NetWeaver all versions ; SAP S/4HANA all versions

Keywords

Web Dynpro ABAP, Web Dynpro, WDA, WDA_GDPR, XMLHttpRequest, Synchronous, UR version, SAP_UI, UR, Patch,  lightspeed, js. , KBA , BC-WD-ABA , Web Dynpro ABAP , BC-WD-ABA-REN , Rendering , Problem

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