2145914 - Runtime error saving object in PI Integration Builder

• When working with Process Integration (PI) objects in the Enterprise Services Repository (ESR) or Integration Builder the error below occurs when saving objects:
  Error when executing Save
  Runtime Error (RuntimeException). See details
  See error logs for details
  
  
• If you reproduce and capture the Java console trace as per SAP Note 1891480 How to enable logging in Java WebStart console, you will notice the following additional error information:
  
  Failed to initialize Exception Dialog the error below occurs when saving configuration objects:
  
  Thrown:
  com.sap.aii.utilxi.swing.framework.PersistenceException: Runtime error (RuntimeException). See details
  at com.sap.aii.ib.gui.editor.DefaultPersistenceHandler.save(DefaultPersistenceHandler.java:208)...
  
  ...Caused by: com.sap.aii.ib.core.oa.ObjectAccessException: Runtime error (RuntimeException). See details
  at com.sap.aii.ib.server.oa.ObjectAccessBean.wrapRuntimeException(ObjectAccessBean.java:614)...
  
  ...Serialized cause: java.lang.NullPointerException: while trying to invoke the method java.util.Map.get(java.lang.Object) of a null object loaded from field com.sap.aii.ib.bom.gen.XiObject.linkMapByRole of an object loaded from local variable 'this'
  at com.sap.aii.ib.bom.gen.XiObject.getLinkRoles(XiObject.java:688)
  at com.sap.aii.ibdir.bom.routing.RoutingRelation.getRuleReferences(RoutingRelation.java:234)

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• SAP NetWeaver 7.3
• SAP enhancement package 1 for SAP NetWeaver 7.3
• SAP NetWeaver 7.4

SAP NetWeaver 7.0 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver Process Integration 7.1 ; SAP NetWeaver Process Integration, business-to-business add-on 1.0 ; SAP NetWeaver Process Integration, connectivity add-on 1.0 ; SAP NetWeaver Process Integration, secure connectivity add-on 1.0 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 1 for SAP NetWeaver Process Integration 7.1 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.4, PI 7.4, PO 7.4, XI, AEX, AAE, dependencies , KBA , BC-XI-IBD , Integration Builder - Design , BC-XI-IBC , Integration Builder - Configuration , Problem