Program: 128743
Project: 128743
Buggy source:
private void copySingleVersionItem(final Item item,final IPath path){
  final RepositoryWorkUnit<Object> workUnit=new RepositoryWorkUnit<Object>("String_Node_Str",this){
    @Override protected void run() throws LoginException, PersistenceException {
      try {
        Item newItem=factory.copy(item,path,true);
        if (newItem instanceof RoutineItem) {
          synDuplicatedRoutine((RoutineItem)newItem);
        }
        ICamelDesignerCoreService service=null;
        if (GlobalServiceRegister.getDefault().isServiceRegistered(ICamelDesignerCoreService.class)) {
          service=(ICamelDesignerCoreService)GlobalServiceRegister.getDefault().getService(ICamelDesignerCoreService.class);
        }
        if (service != null && service.isInstanceofCamelBeans(item)) {
          synDuplicatedBean(newItem);
        }
        if (newItem instanceof ProcessItem || newItem instanceof JobletProcessItem) {
          RelationshipItemBuilder.getInstance().addOrUpdateItem(newItem);
        }
        if (newItem instanceof ConnectionItem) {
          ConnectionItem connectionItem=(ConnectionItem)newItem;
          connectionItem.getConnection().getSupplierDependency().clear();
        }
        factory.save(newItem);
      }
 catch (      Exception e) {
        ExceptionHandler.process(e);
      }
    }
  }
;
  workUnit.setAvoidUnloadResources(true);
  factory.executeRepositoryWorkUnit(workUnit);
}

Fixed version (ground truth):
private void copySingleVersionItem(final Item item,final IPath path){
  final RepositoryWorkUnit<Object> workUnit=new RepositoryWorkUnit<Object>("String_Node_Str",this){
    @Override protected void run() throws LoginException, PersistenceException {
      final IWorkspaceRunnable op=new IWorkspaceRunnable(){
        public void run(        IProgressMonitor monitor) throws CoreException {
          try {
            Item newItem=factory.copy(item,path,true);
            if (newItem instanceof RoutineItem) {
              synDuplicatedRoutine((RoutineItem)newItem);
            }
            ICamelDesignerCoreService service=null;
            if (GlobalServiceRegister.getDefault().isServiceRegistered(ICamelDesignerCoreService.class)) {
              service=(ICamelDesignerCoreService)GlobalServiceRegister.getDefault().getService(ICamelDesignerCoreService.class);
            }
            if (service != null && service.isInstanceofCamelBeans(item)) {
              synDuplicatedBean(newItem);
            }
            if (newItem instanceof ProcessItem || newItem instanceof JobletProcessItem) {
              RelationshipItemBuilder.getInstance().addOrUpdateItem(newItem);
            }
            if (newItem instanceof ConnectionItem) {
              ConnectionItem connectionItem=(ConnectionItem)newItem;
              connectionItem.getConnection().getSupplierDependency().clear();
            }
            factory.save(newItem);
          }
 catch (          Exception e) {
            ExceptionHandler.process(e);
          }
        }
      }
;
      IRunnableWithProgress iRunnableWithProgress=new IRunnableWithProgress(){
        public void run(        IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
          IWorkspace workspace=ResourcesPlugin.getWorkspace();
          try {
            ISchedulingRule schedulingRule=workspace.getRoot();
            workspace.run(op,schedulingRule,IWorkspace.AVOID_UPDATE,monitor);
          }
 catch (          CoreException e) {
            throw new InvocationTargetException(e);
          }
        }
      }
;
      try {
        new ProgressMonitorDialog(null).run(true,true,iRunnableWithProgress);
      }
 catch (      InvocationTargetException e) {
        ExceptionHandler.process(e);
      }
catch (      InterruptedException e) {
      }
    }
  }
;
  workUnit.setAvoidUnloadResources(true);
  factory.executeRepositoryWorkUnit(workUnit);
}