Dudas sobre envio de correos en mi web

[Enchufes]

Hola tengo una web hecha con joomla, http://roondo.atwebpages.com/

He instalado Open inviter , pero al instalar postinstall.php me sale esto alguna solucion?:

Checking username and private key... *OK*
Checking PHP version... *OK*
Checking DOMDocument support... *OK*
Checking transport method... wget is installed. Using Wget to handle requests
SQLite is installed. Stats enabled. Please define a stats username and password in config.php
Checking write permisions... /tmp is writable. Using /tmp to store cookie files and logs
Checking for new versions of OpenInviter... Could not connect to server
Checking Abv... *NOT OK* - This plugin might not work correctly on your system
Checking AOL... *NOT OK* - This plugin might not work correctly on your system
Checking Apropo... *NOT OK* - This plugin might not work correctly on your system
Checking Atlas... *NOT OK* - This plugin might not work correctly on your system
Checking Aussiemail... *NOT OK* - This plugin might not work correctly on your system
Checking Azet... *NOT OK* - This plugin might not work correctly on your system
Checking Bigstring... *NOT OK* - This plugin might not work correctly on your system
Checking Bordermail... *NOT OK* - This plugin might not work correctly on your system
Checking Canoe... *NOT OK* - This plugin might not work correctly on your system
Checking Care2... *NOT OK* - This plugin might not work correctly on your system
Checking Clevergo... *NOT OK* - This plugin might not work correctly on your system
Checking Doramail... *NOT OK* - This plugin might not work correctly on your system
Checking Evite... *NOT OK* - This plugin might not work correctly on your system
Checking FastMail... *NOT OK* - This plugin might not work correctly on your system
Checking 5Fm... *NOT OK* - This plugin might not work correctly on your system
Checking Freemail... *NOT OK* - This plugin might not work correctly on your system
Checking Gawab... *NOT OK* - This plugin might not work correctly on your system
Checking GMail... *NOT OK* - This plugin might not work correctly on your system
Checking GMX.net... *NOT OK* - This plugin might not work correctly on your system
Checking Grafitti... *NOT OK* - This plugin might not work correctly on your system
Checking Live/Hotmail... *NOT OK* - This plugin might not work correctly on your system
Checking Hushmail... *NOT OK* - This plugin might not work correctly on your system
Checking Inbox.com... *NOT OK* - This plugin might not work correctly on your system
Checking India... *NOT OK* - This plugin might not work correctly on your system
Checking IndiaTimes... *NOT OK* - This plugin might not work correctly on your system
Checking Inet... *NOT OK* - This plugin might not work correctly on your system
Checking Interia... *NOT OK* - This plugin might not work correctly on your system
Checking KataMail... *NOT OK* - This plugin might not work correctly on your system
Checking Kids... *NOT OK* - This plugin might not work correctly on your system
Checking Libero... *NOT OK* - This plugin might not work correctly on your system
Checking LinkedIn... *NOT OK* - This plugin might not work correctly on your system
Checking Lycos... *NOT OK* - This plugin might not work correctly on your system
Checking Mail2World... *NOT OK* - This plugin might not work correctly on your system
Checking Mail.com... *NOT OK* - This plugin might not work correctly on your system
Checking Mail.in... *NOT OK* - This plugin might not work correctly on your system
Checking Mail.ru... *NOT OK* - This plugin might not work correctly on your system
Checking Meta... *NOT OK* - This plugin might not work correctly on your system
Checking MSN... *NOT OK* - This plugin might not work correctly on your system
Checking Mynet.com... *NOT OK* - This plugin might not work correctly on your system
Checking Netaddress... *NOT OK* - This plugin might not work correctly on your system
Checking Nz11... *NOT OK* - This plugin might not work correctly on your system
Checking O2... *NOT OK* - This plugin might not work correctly on your system
Checking OperaMail... *NOT OK* - This plugin might not work correctly on your system
Checking Plaxo... *NOT OK* - This plugin might not work correctly on your system
Checking Pochta... *NOT OK* - This plugin might not work correctly on your system
Checking Popstarmail... *NOT OK* - This plugin might not work correctly on your system
Checking Rambler... *NOT OK* - This plugin might not work correctly on your system
Checking Rediff... *NOT OK* - This plugin might not work correctly on your system
Checking Sapo.pt... *NOT OK* - This plugin might not work correctly on your system
Checking Techemail... *NOT OK* - This plugin might not work correctly on your system
Checking Terra... *NOT OK* - This plugin might not work correctly on your system
Checking Uk2... *NOT OK* - This plugin might not work correctly on your system
Checking Virgilio... *NOT OK* - This plugin might not work correctly on your system
Checking Walla... *NOT OK* - This plugin might not work correctly on your system
Checking Web.de... *NOT OK* - This plugin might not work correctly on your system
Checking Wp.pt... *NOT OK* - This plugin might not work correctly on your system
Checking Xing... *NOT OK* - This plugin might not work correctly on your system
Checking Yahoo!... *NOT OK* - This plugin might not work correctly on your system
Checking Yandex... *NOT OK* - This plugin might not work correctly on your system
Checking YouTube... *NOT OK* - This plugin might not work correctly on your system
Checking Zapakmail... *NOT OK* - This plugin might not work correctly on your system
Checking Badoo... *NOT OK* - This plugin might not work correctly on your system
Checking Bebo... *NOT OK* - This plugin might not work correctly on your system
Checking Bookcrossing... *NOT OK* - This plugin might not work correctly on your system
Checking Brazencareerist... *NOT OK* - This plugin might not work correctly on your system
Checking Cyworld... *NOT OK* - This plugin might not work correctly on your system
Checking Eons... *NOT OK* - This plugin might not work correctly on your system
Checking Facebook... *NOT OK* - This plugin might not work correctly on your system
Checking Faces... *NOT OK* - This plugin might not work correctly on your system
Checking Famiva... *NOT OK* - This plugin might not work correctly on your system
Checking Fdcareer... *NOT OK* - This plugin might not work correctly on your system
Checking Flickr... *NOT OK* - This plugin might not work correctly on your system
Checking Flingr... *NOT OK* - This plugin might not work correctly on your system
Checking Flixster... *NOT OK* - This plugin might not work correctly on your system
Checking Friendfeed... *NOT OK* - This plugin might not work correctly on your system
Checking Friendster... *NOT OK* - This plugin might not work correctly on your system
Checking Hi5... *NOT OK* - This plugin might not work correctly on your system
Checking Hyves... *NOT OK* - This plugin might not work correctly on your system
Checking Kincafe... *NOT OK* - This plugin might not work correctly on your system
Checking Konnects... *NOT OK* - This plugin might not work correctly on your system
Checking Koolro... *NOT OK* - This plugin might not work correctly on your system
Checking Last.fm... *NOT OK* - This plugin might not work correctly on your system
Checking Livejournal... *NOT OK* - This plugin might not work correctly on your system
Checking Lovento... *NOT OK* - This plugin might not work correctly on your system
Checking Meinvz... *NOT OK* - This plugin might not work correctly on your system
Checking Mevio... *NOT OK* - This plugin might not work correctly on your system
Checking Motortopia... *NOT OK* - This plugin might not work correctly on your system
Checking Multiply... *NOT OK* - This plugin might not work correctly on your system
Checking Mycatspace... *NOT OK* - This plugin might not work correctly on your system
Checking Mydogspace... *NOT OK* - This plugin might not work correctly on your system
Checking MySpace... *NOT OK* - This plugin might not work correctly on your system
Checking NetLog... *NOT OK* - This plugin might not work correctly on your system
Checking Ning... *NOT OK* - This plugin might not work correctly on your system
Checking Orkut... *NOT OK* - This plugin might not work correctly on your system
Checking Perfspot... *NOT OK* - This plugin might not work correctly on your system
Checking Plazes... *NOT OK* - This plugin might not work correctly on your system
Checking Plurk... *NOT OK* - This plugin might not work correctly on your system
Checking Skyrock... *NOT OK* - This plugin might not work correctly on your system
Checking Tagged... *NOT OK* - This plugin might not work correctly on your system
Checking Twitter... *NOT OK* - This plugin might not work correctly on your system
Checking Vimeo... *NOT OK* - This plugin might not work correctly on your system
Checking Vkontakte... *NOT OK* - This plugin might not work correctly on your system
Checking Xanga... *NOT OK* - This plugin might not work correctly on your system
Checking Xuqa... *NOT OK* - This plugin might not work correctly on your system

WARNING: Delete postinstall.php before running OpenInviter. Also please note that you cannot run postinstall.php again for 2 minutes.


Que tendria que hacer?