SAP Knowledge Base Article - Preview

3144833 - Portal shows blank screen when launching Fiori Framework Page


  • The Fiori Framework Page is blank when accessed
  • Checking the browser Network trace, an error 500 is returned for:
  • The Default Trace contains an error:
    javax.ejb.EJBException: ASJ.ejb.005043 (Failed in component:, EP-PIN-NAV) Exception raised from invocation of public method on bean instance for bean*xml|*xml|NavigationWS in application; nested exception is: java.lang.StringIndexOutOfBoundsException: String index out of range: -1
    java.lang.StringIndexOutOfBoundsException: String index out of range: -1
    at java.lang.String.substring(
    at com.sapportals.portal.navigation.NavigationService.getExternalConnectorPrefix(
    at com.sapportals.portal.navigation.NavigationService.getExternalNodeChildrenNA(
    at com.sapportals.portal.navigation.NavigationNode.getChildrenBeforeMerge(



  • SAP NetWeaver Application Server for Java 7.50
  • FLP@EP


SAP NetWeaver 7.5


ffp, flp, flp@ep, enterprise, portal, fiori, launchpad, blank, empty, exception, missing, tiles, error, 500, external, connector , KBA , EP-PIN-NAV-FFP , Fiori Framework Page , EP-PIN-NAV , Navigation , Problem

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