2069837 - WPC Migration to EP 7.30 or higher Failing | SAP Knowledge Base Article

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2069837 - WPC Migration to EP 7.30 or higher Failing


  • Portal Migration to EP 7.30 or higher stops at the 'FINAL-ONLINE-MIGRATION' step
  • SUM logs may contain an error similar to the following -
    com.sap.nw.wpc.mgr.mm.com_sap_nw_wpc_mgr_mc_sda.online_engine_mcerr[Thread[main,5,main]] Error: Error while migrating controller com.sap.nw.wpc.mgr.mm.WPCMigrationModule. CSN component - EP-PIN-WPC-MIG . Reason: Object not found in lookup of WpcRemoteMigrationCleaner.
  • The trace files may also contain exceptions similar to the following -
    [Thread[main,5,main]] Error: com.sap.sdt.jmt.MigrationException: WPC Migration of content failed; nested exception is:
      java.lang.ClassCastException: class com.sap.portal.pcm.layout.admin.AttributeSetLayout:WCE_PRIVATE_CL_sap.com/com.sap.portal.ivs.iviewservice@com.sap.engine.boot.loader.ResourceMultiParentClassLoader@425f75ae@alive incompatible with interface
      at com.sap.nw.wpc.mgr.mm.WPCMigrationModule.migrateOnlineEngineData(WPCMigrationModule.java:71)



  • SAP NetWeaver 7.3
  • SAP enhancement package 1 for SAP NetWeaver 7.3
  • SAP NetWeaver 7.4
  • SAP Netweaver 7.5 
  • Enterprise Portal Web Page Composer
  • Knowledge Management Web Page Composer


SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.3


Enterprise Portal 7.30, EP 7.30, Enterprise Portal 7.31, EP 7.31, Enterprise Portal 7.40, EP 7.4, Enterprise Portal 7.50, EP 7.5 , KBA , EP-PIN-WPC-MIG , Web Page Composer Migration , Problem

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