SAP Knowledge Base Article - Preview

2650240 - JARSigningException logging on to PI ESR


  • When logging on to the Process Integration (PI) or Process Orchestration (PO) Integration Builder tools, you get the error below: Found unsigned entry in resource: http://<host>:<port>/rep/repository/
    at Source)
    at Source)
    at com.sun.javaws.LaunchDownload.checkSignedResourcesHelper(Unknown Source)
    at com.sun.javaws.LaunchDownload.checkSignedResources(Unknown Source)
    at com.sun.javaws.Launcher.prepareResources(Unknown Source)
    at com.sun.javaws.Launcher.prepareAllResources(Unknown Source)
    at com.sun.javaws.Launcher.prepareToLaunch(Unknown Source)
    at com.sun.javaws.Launcher.prepareToLaunch(Unknown Source)
    at com.sun.javaws.Launcher.launch(Unknown Source)
    at com.sun.javaws.Main.launchApp(Unknown Source)
    at com.sun.javaws.Main.continueInSecureThread(Unknown Source)
    at com.sun.javaws.Main$ Source)
    at Source)
  • You have recently updated the SP or patches on your PI system
  • You are using old JRE client software e.g. Java 1.6 to lauch the Integration Builder tools 
  • Note: This issue may also effect other Java releases



  • SAP NetWeaver
  • SAP Process Integration


SAP NetWeaver 7.4 ; SAP NetWeaver all versions ; SAP Process Integration all versions


Process Integration, PI, Process Orchestration, PO, NetWeaver, XI, AEX, Swing, dir/directory/, Enterprise Services Repository, ESR, Integration Builder Directory, IBD , KBA , BC-XI-IBF , Framework , BC-XI-IBC , Integration Builder - Configuration , BC-XI-IBD , Integration Builder - Design , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.