SAP Knowledge Base Article - Preview

3712646 - The Fiori WebGUI/Web Dynpro app is failing with an “unexpectedly closed the connection” error.

Symptom

  • The Fiori WebGUI/Web Dynpro app is failing with an “unexpectedly closed the connection” error.
  • The Fiori WebGUI/Web Dynpro app is failing with an “<HOST NAME>unexpectedly closed the connection” error.


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Environment

  • SAP NetWeaver 7.5 and higher
  • SAP S/4HANA 1709 and higher 

Product

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

Keywords

WEBGUI, WEB Dynpro, WEBDYNPRO, app, Fiori, unexpectedly closed the connection, FLP, HTTP, HTTPS, UI2, PORT NUMBER, PORT, SM59, HTTP Connections, NW, Gateway, S4HANA, On-Prem, Private Cloud , KBA , CA-FLP-ABA , SAP Fiori Launchpad ABAP Services , Problem

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