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3033412 - "Communication Error" appears in BI Launchpad when refreshing a Webi report with huge data.


  • "Communication Error" appears in Fiori BI Launchpad When refreshing a Web Intelligence (Webi) report retrieving huge data.
  • The environment is using Apache Web Server redirect.
  • No issue when using only one Tomcat.
  • No issue with few data.
  • "The proxy timeout has been reached" appears in Fiddler traces



  • SAP BusinessObjects Business Intelligence Platform 4.3
  • Fiori BI Launchpad
  • biprws (BI Platform Restful Web Service)
  • Apache Web Server
  • Windows
  • Linux / Unix 


SAP BusinessObjects Business Intelligence platform 4.3


webi, big, 4.3, fiorified, F12, proxy, IE, Chrome, Firefox , KBA , BI-BIP-DEP , Webapp Deployment, Networking, Vulnerabilities, Webservices , BI-RA-WBI , Web Intelligence , BI-RA-WBI-BE , Back End/Server , Problem

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