addon showing youtube channel

hi guys , i found tut on this this forum how to make this addon (http://forum.kodi.tv/showthread.php?tid=254207) , when i install it on kodi it shows all playlists and videos , but when i try to open video it said ”No video streams found ” !!!
here is the code :
addon.xml

Code:
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<addon id="plugin.video.fullycharged"
    name="FacingTheSunOfficial"
    version="1.0.2"
    provider-name="zag">
  <requires>
    <import addon="xbmc.python" version="2.14.0"/>
    <import addon="script.module.addon.common" version="2.0.0"/>
    <import addon="plugin.video.youtube" version="5.0.0"/>
  </requires>
  <extension point="xbmc.python.pluginsource" library="default.py">
    <provides>video</provides>
  </extension>
  <extension point="xbmc.addon.metadata">
    <summary lang="en">Fully Charged Youtube video Add-on</summary>
    <description lang="en">Fully Charged is an online show hosted by Robert Llewellyn (Red Dwarf, Scrapheap Challenge, Carpool), which looks at why we need to change how we think about energy consumption now. From looking behind the myths of renewable energy, to seeking the truth about electric cars, Robert Llewellyn demonstrates what the future could have in store for us all.</description>
    <platform>all</platform>
    <forum>http://forum.kodi.tv/showthread.php?tid=254203</forum>
    <source>https://github.com/zag2me/plugin.video.fullycharged</source>
    <website>http://kodi.tv</website>
    <email>[email protected]</email>
    <license>GPL v2.0</license>
    <assets>
        <icon>icon.png</icon>
        <fanart>fanart.jpg</fanart>
    </assets>
    <news>Updated with new artwork resources</news>
  </extension>
</addon>

default.py

Code:
# -*- coding: utf-8 -*-
#------------------------------------------------------------
# http://www.youtube.com/user/FacingTheSunOfficial
#------------------------------------------------------------
# License: GPL (http://www.gnu.org/licenses/gpl-3.0.html)
# Based on code from youtube addon
#------------------------------------------------------------

import os
import sys
import plugintools
import xbmc,xbmcaddon
from addon.common.addon import Addon

addonID = 'plugin.video.fullycharged'
addon = Addon(addonID, sys.argv)
local = xbmcaddon.Addon(id=addonID)
icon = local.getAddonInfo('icon')

YOUTUBE_CHANNEL_ID = "FacingTheSunOfficial"

# Entry point
def run():
    plugintools.log("fullycharged.run")
    
    # Get params
    params = plugintools.get_params()
    
    if params.get("action") is None:
        main_list(params)
    else:
        pass
    
    plugintools.close_item_list()

# Main menu
def main_list(params):
    plugintools.log("fullycharged.main_list "+repr(params))

    plugintools.add_item(
        #action="",
        title="Electric cars and the future",
        url="plugin://plugin.video.youtube/user/"+YOUTUBE_CHANNEL_ID+"/",
        thumbnail=icon,
        folder=True )

run()

where is the problem ?

Its for personal use only , please help me to solve this