.put method not working

[neelshah23]

.put method is not woking; getting error @events.js:160 (throw er; // Unhandled 'error' event). can anyone please help me. Here is my code:

var writer = sequest.put('root@127.0.0.1', '/home/pc/',{
       username: 'xx',
       password: xx'
  });

fs.createReadStream('data.txt').pipe(writer);
writer.on('close', function () {
        // finished writing.
 });