Program: 160519
Project: 160519
Buggy source:
@Override public void register(SInternalServicePluginConfiguration internalServicePluginConfiguration,final PluginConfiguration pluginConfiguration){
  ServiceDescriptor serviceDescriptor=StoreFactory.eINSTANCE.createServiceDescriptor();
  serviceDescriptor.setProviderName("String_Node_Str");
  serviceDescriptor.setIdentifier(getClass().getName());
  serviceDescriptor.setName("String_Node_Str");
  serviceDescriptor.setDescription("String_Node_Str");
  serviceDescriptor.setReadRevision(true);
  serviceDescriptor.setNotificationProtocol(AccessMethod.INTERNAL);
  serviceDescriptor.setTrigger(Trigger.NEW_REVISION);
  registerNewRevisionHandler(serviceDescriptor,new NewRevisionHandler(){
    @Override public void newRevision(    BimServerClientInterface bimServerClientInterface,    long poid,    long roid,    String userToken,    long soid,    SObjectType settings) throws ServerException, UserException {
      try {
        Date startDate=new Date();
        Long topicId=bimServerClientInterface.getRegistry().registerProgressOnRevisionTopic(SProgressTopicType.RUNNING_SERVICE,poid,roid,"String_Node_Str");
        SLongActionState state=new SLongActionState();
        state.setTitle("String_Node_Str");
        state.setState(SActionState.STARTED);
        state.setProgress(-1);
        state.setStart(startDate);
        bimServerClientInterface.getRegistry().updateProgressTopic(topicId,state);
        try {
          IfcModelInterface model=bimServerClientInterface.getModel(poid,roid,true);
          for (          IfcSpace ifcSpace : model.getAllWithSubTypes(IfcSpace.class)) {
            bimServerClientInterface.getGeometry(roid,ifcSpace);
          }
        }
 catch (        BimServerClientException e) {
          e.printStackTrace();
        }
        state=new SLongActionState();
        state.setProgress(100);
        state.setTitle("String_Node_Str");
        state.setState(SActionState.FINISHED);
        state.setStart(startDate);
        state.setEnd(new Date());
        bimServerClientInterface.getRegistry().updateProgressTopic(topicId,state);
        bimServerClientInterface.getRegistry().unregisterProgressTopic(topicId);
      }
 catch (      PublicInterfaceNotFoundException e) {
        LOGGER.error("String_Node_Str",e);
      }
catch (      ServiceException e) {
        LOGGER.error("String_Node_Str",e);
      }
    }
  }
);
}

Fixed version (ground truth):
@Override public void register(SInternalServicePluginConfiguration internalServicePluginConfiguration,final PluginConfiguration pluginConfiguration){
  ServiceDescriptor serviceDescriptor=StoreFactory.eINSTANCE.createServiceDescriptor();
  serviceDescriptor.setProviderName("String_Node_Str");
  serviceDescriptor.setIdentifier("String_Node_Str" + internalServicePluginConfiguration.getOid());
  serviceDescriptor.setName("String_Node_Str");
  serviceDescriptor.setDescription("String_Node_Str");
  serviceDescriptor.setReadRevision(true);
  serviceDescriptor.setNotificationProtocol(AccessMethod.INTERNAL);
  serviceDescriptor.setTrigger(Trigger.NEW_REVISION);
  registerNewRevisionHandler(serviceDescriptor,new NewRevisionHandler(){
    @Override public void newRevision(    BimServerClientInterface bimServerClientInterface,    long poid,    long roid,    String userToken,    long soid,    SObjectType settings) throws ServerException, UserException {
      try {
        Date startDate=new Date();
        Long topicId=bimServerClientInterface.getRegistry().registerProgressOnRevisionTopic(SProgressTopicType.RUNNING_SERVICE,poid,roid,"String_Node_Str");
        SLongActionState state=new SLongActionState();
        state.setTitle("String_Node_Str");
        state.setState(SActionState.STARTED);
        state.setProgress(-1);
        state.setStart(startDate);
        bimServerClientInterface.getRegistry().updateProgressTopic(topicId,state);
        try {
          IfcModelInterface model=bimServerClientInterface.getModel(poid,roid,true);
          for (          IfcSpace ifcSpace : model.getAllWithSubTypes(IfcSpace.class)) {
            bimServerClientInterface.getGeometry(roid,ifcSpace);
          }
        }
 catch (        BimServerClientException e) {
          e.printStackTrace();
        }
        state=new SLongActionState();
        state.setProgress(100);
        state.setTitle("String_Node_Str");
        state.setState(SActionState.FINISHED);
        state.setStart(startDate);
        state.setEnd(new Date());
        bimServerClientInterface.getRegistry().updateProgressTopic(topicId,state);
        bimServerClientInterface.getRegistry().unregisterProgressTopic(topicId);
      }
 catch (      PublicInterfaceNotFoundException e) {
        LOGGER.error("String_Node_Str",e);
      }
catch (      ServiceException e) {
        LOGGER.error("String_Node_Str",e);
      }
    }
  }
);
}