Refused to set unsafe header "sec-websocket-version"

[vignestion]

I don't know why this poping up and my whole real time functionality is not working ...
Ok First I got this error websocket not defined I fixed it by setting it global variable And after that i got bunch of errors like this

Loo this screenShot

Error Screen Shot

import express from 'express';

import bodyParser from 'body-parser';

import {Server} from 'http';
import React from 'react';
import {renderToString} from 'react-dom/server';
import {match, RouterContext} from 'react-router';
import routes from '../client/routes';

import Helmet from 'react-helmet';
import compression from 'compression';
import favicon from 'serve-favicon';

import {createStore} from 'redux';
import {Provider} from 'react-redux';
import reducer from '../client/reducers'
import path from 'path'

import passport from 'passport';
import config from './Auth';
import r from 'rethinkdb';
import uuid from 'node-uuid';
import Jimp from 'jimp';
import AWS from 'aws-sdk';
const JWTPASS = 'NONOE';
import horizon from '@horizon/server'
let cookieParser = require('cookie-parser');
import jwt from 'jsonwebtoken';
import {forEachOf} from 'async';
import _ from 'underscore';
import xssFilters from 'xss-filters'

const FacebookStrategy = require('passport-facebook').Strategy;
const TwitterStrategy = require('passport-twitter').Strategy;
let session = require('express-session');

AWS.config.loadFromPath('src/server/c.json');
let s3 = new AWS.S3();

let app = express();

app.use(compression())
app.use(bodyParser.json({limit:"15mb"}));
app.use(express.static('public'));
app.use(cookieParser('keyboardcat'));

app.use(session({
secret: 'keyboardcat',
resave: true,
saveUninitialized: true,

}));
app.use(passport.initialize());

app.use(passport.session());

......
///Api
.......

const PORT = 8000;

const server = app.listen(PORT,() => {
console.log('Express Server Running')
});

const horizon_options = {
project_name: 'image',
permissions: false,

auth: {
    token_secret:  'jJ99999999911111111222222222222^%!',
    allow_anonymous: true,
    allow_unauthenticated: true,

}

};

const horizon_server = horizon(server, horizon_options);