AJUDA! Exception com RMI

Exception:

java.rmi.UnmarshalException: Error unmarshaling return header; nested exception is:

java.net.SocketException: Connection reset

at sun.rmi.transport.StreamRemoteCall.executeCall(Unknown Source)

at sun.rmi.server.UnicastRef.invoke(Unknown Source)

at java.rmi.server.RemoteObjectInvocationHandler.invokeRemoteMethod(Unknown Source)

at java.rmi.server.RemoteObjectInvocationHandler.invoke(Unknown Source)

at $Proxy0.selectComp(Unknown Source)

//Executa comandos Svn
public int execute(String comando)throws RemoteException;

//Tabela de arquivos
public List<Arquivo> selectArq(final BuscaTermos transferObject)throws RemoteException;

/**
 * 
 */
private static final long serialVersionUID = 1L;

  public static void main(String[] args) {
	try {			
        ServidorNomesRMI im = new ServidorNomesRMI();
        System.err.println("\n\nDateServidor começando...");
        Registry r = LocateRegistry.createRegistry(Registry.REGISTRY_PORT);
        Naming.rebind("trafegaServidor", im);
        System.err.println("DateServido pronto no endereço: " + java.net.InetAddress.getLocalHost().getHostAddress());
    } catch (Exception e) {
        System.err.println(e);
        System.exit(1);
    }
}

public List<Arquivo> selectArq(BuscaTermos transferObject) {

ResultSet rs = null;

List<Arquivo> lista = new ArrayList<Arquivo>();

Connection conn = null;

PreparedStatement stmt = null;

String statement = null;

try {

conn = BDUtils.getConection();

statement = "SELECT " +

"IDARQUIVO, " +

"CAMINHO " +									

"FROM ARQUIVO WHERE " +

transferObject.getBuscapor() +

" = ? ";

System.out.println(statement);

stmt = conn.prepareStatement( statement );
        stmt.setString(1, transferObject.getTermos());
        rs = stmt.executeQuery();
        
        
        try {        	
			while(rs.next()){
				Arquivo arquivo = new Arquivo();				
				
				arquivo.setIdArquivo(rs.getInt("IDARQUIVO"));
				arquivo.setCaminho(rs.getString("CAMINHO"));
				
				lista.add(arquivo);
			}
		} catch (SQLException e) {			
			e.printStackTrace();
		}
		
    } catch (Exception e) {

		e.printStackTrace();
    } finally {
        try {
            if ( stmt != null ) {
                stmt.close();
            }
            if ( conn != null ) {
                conn.close();
            }
        } catch (Exception e) {
        	e.printStackTrace();
        }
    }
    
    
	return lista;
    
}

private boolean conectar( String ipSN ) {

System.out.println(“INICIANDO int conectar(” + ipSN + “)”);

try {

is = (InterfaceServidorRMI)Naming.lookup(“rmi://” + ipSN + “/trafegaServidor”);

System.out.println(“chamou o RMI do SERVIDOR\n”);

//ComponenteDAO c = new ComponenteDAO();
        BuscaTermos bt = new BuscaTermos();
        bt.setBuscapor("Caminho");
        bt.setTermos("");
        List<Arquivo> lista = is.selectArq(bt); //Exception ocorre nesta linha******************************************* <--
        
        for ( Arquivo i : lista ){
        	String comando = "svnserve -d -r C:\\" + i.getCaminho() + " --listen-port " + i.getPorta();
        	ThreadServerSvn thread = new ThreadServerSvn("Inicia",comando,is);
        	thread.start();
        }
        
    } catch (MalformedURLException ex) {
        ex.printStackTrace();
        System.out.println("erro no RMI do SERVIDOR\n");
        return false;
    } catch (RemoteException ex) {
        ex.printStackTrace();
        System.out.println("erro no RMI do SERVIDOR\n");
        return false;
    } catch (NotBoundException ex) {
        ex.printStackTrace();
        System.out.println("erro no RMI do SERVIDOR\n");
        return false;
    }
    return true;
}

/**
 * 
 */
private static final long serialVersionUID = -7316253179873091202L;
private int IdArquivo;
private String Caminho;

public int getIdArquivo() {
	return IdArquivo;
}
public void setIdArquivo(int idArquivo) {
	IdArquivo = idArquivo;
}
public String getCaminho() {
	return Caminho;
}
public void setCaminho(String caminho) {
	Caminho = caminho;
}