Probleme en joomla!!

Bonjour,
j'ai utilisé joomla 1.7 ppour crée une site web et j'utilise le serveur Xampp
j'ai creé aussi une base de donné
et aprés avoir installé tout ,j'ai eu ce probleme Pouvez vous m'aidez a résoudre ce probleme
Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 420

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 420

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 420

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 420

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 420

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422

Strict Standards: Accessing static property JCache::$_handler as non static in C:\xampp\htdocs\Noveau\libraries\joomla\cache\cache.php on line 422