How Can I Correct This Error..?

java.net.BindException: Address already in use: JVM_Bind 	at java.net.DualStackPlainSocketImpl.bind0(Native Method) 	at java.net.DualStackPlainSocketImpl.socketBind(Unknown Source) 	at java.net.AbstractPlainSocketImpl.bind(Unknown Source) 	at java.net.PlainSocketImpl.bind(Unknown Source) 	at java.net.ServerSocket.bind(Unknown Source) 	at java.net.ServerSocket.<init>(Unknown Source) 	at java.net.ServerSocket.<init>(Unknown Source) 	at server.main(server.java:20)

try
{
    ServerSocket ss = new ServerSocket(5555);
    System.out.println("Running....");
    
    Socket s = ss.accept();
    System.out.println("Accept");
    @SuppressWarnings("resource")
    FileInputStream fis = new FileInputStream("E:/Face");
    byte[]buffer = new byte[fis.available()];
    
    fis.read(buffer);
    ObjectOutputStream oos = new ObjectOutputStream(s.getOutputStream());
    oos.writeObject(buffer);
    oos.close();
    ss.close(); 
    s.close();
}
catch(IOException e) {
    e.printStackTrace();
}


}

try
{
    Socket s = new Socket("127.0.0.1",5555);
    ObjectInputStream ois = new ObjectInputStream(s.getInputStream());
    try
    {
        byte[]buffer = (byte[]) ois.readObject();
        FileOutputStream oos = new FileOutputStream("/sdcard/DCIM");
        oos.write(buffer);
        
        oos.close();
    }

    catch(ClassNotFoundException e){
        e.printStackTrace();
        
    } catch (FileNotFoundException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (OptionalDataException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    
    } 
    
    catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    
    s.close();
}

catch(NumberFormatException e){
    e.printStackTrace();
} catch (UnknownHostException e1) {
    // TODO Auto-generated catch block
    e1.printStackTrace();
} catch (IOException e1) {
    // TODO Auto-generated catch block
    e1.printStackTrace();
}