forever module node js using npm for instalation

gistfile1.bat

var util = require('util'),
    http = require('http');

    http.createServer(function (req, res) {
      res.writeHead(200, {'Content-Type': 'text/plain'});
        res.write('hello, i know nodejitsu.')
          res.end();
          }).listen(8000);

          /* server started */
          util.puts('> hello world running on port 8000');

// this is giving error : 


forever start simple.js
The "sys" module is now called "util". It should have a similar interface.
info:   Forever processing file: simple.js
{
  "process": {
    "pid": 3033,
    "uid": 0,
    "gid": 0,
    "cwd": "/home/artmamentgames/nodes/pongit",
    "execPath": "/usr/local/bin/node",
    "version": "v0.6.1",
    "argv": [
      "node",
      "/usr/local/bin/forever",
      "start",
      "simple.js"
    ],
    "memoryUsage": {
      "rss": 18014208,
      "heapTotal": 14429056,
      "heapUsed": 6826792
    }
  },
  "os": {
    "loadavg": [
      0,
      0.0419921875,
      0.1064453125
    ],
    "uptime": 5670351.274257476
  },
  "trace": [
    {
      "column": 21,
      "file": "/usr/local/lib/node_modules/forever/lib/forever/cli.js",
      "function": "getOptions",
      "line": 172,
      "method": null,
      "native": false
    },
    {
      "column": 17,
      "file": "/usr/local/lib/node_modules/forever/lib/forever/cli.js",
      "function": "",
      "line": 210,
      "method": null,
      "native": false
    },
    {
      "column": 19,
      "file": "/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js",
      "function": "apply",
      "line": 355,
      "method": null,
      "native": false
    },
    {
      "column": 9,
      "file": "/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js",
      "function": "_every",
      "line": 28,
      "method": null,
      "native": false
    },
    {
      "column": 16,
      "file": "/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js",
      "function": "apply",
      "line": 352,
      "method": null,
      "native": false
    },
    {
      "column": 9,
      "file": "/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js",
      "function": "_every",
      "line": 28,
      "method": null,
      "native": false
    },
    {
      "column": 5,
      "file": "Object].invoke (/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js",
      "function": "[object",
      "line": 350,
      "method": null,
      "native": false
    },
    {
      "column": 8,
      "file": "Object].dispatch (/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/cli.js",
      "function": "[object",
      "line": 67,
      "method": null,
      "native": false
    },
    {
      "column": 21,
      "file": "Object].start (/usr/local/lib/node_modules/forever/node_modules/flatiron/lib/flatiron/plugins/cli.js",
      "function": "[object",
      "line": 52,
      "method": null,
      "native": false
    },
    {
      "column": 9,
      "file": "/usr/local/lib/node_modules/forever/lib/forever/cli.js",
      "function": null,
      "line": 470,
      "method": null,
      "native": false
    }
  ],
  "stack": [
    "TypeError: Cannot call method 'reset' of undefined",
    "    at getOptions (/usr/local/lib/node_modules/forever/lib/forever/cli.js:172:21)",
    "    at Object.<anonymous> (/usr/local/lib/node_modules/forever/lib/forever/cli.js:210:17)",
    "    at apply (/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js:355:19)",
    "    at _every (/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js:28:9)",
    "    at apply (/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js:352:16)",
    "    at _every (/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js:28:9)",
    "    at [object Object].invoke (/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/router.js:350:5)",
    "    at [object Object].dispatch (/usr/local/lib/node_modules/forever/node_modules/flatiron/node_modules/director/lib/director/cli.js:67:8)",
    "    at [object Object].start (/usr/local/lib/node_modules/forever/node_modules/flatiron/lib/flatiron/plugins/cli.js:52:21)",
    "    at /usr/local/lib/node_modules/forever/lib/forever/cli.js:470:9"
  ],
  "level": "error",
  "message": "uncaughtException"
}