打开页面直接重定向到报错页， 显示http 503.
错误日志：
exception ‘Exception’ with message ‘String could not be parsed as XML’ in C:\wamp\www\methven\app\code\community\Ebizmarts\MageMonkey\Model\Feed\Updates.php:35 Stack trace: #0 C:\wamp\www\methven\app\code\community\Ebizmarts\MageMonkey\Model\Feed\Updates.php(35): SimpleXMLElement->__construct(’<html>??<head><…’) #1 C:\wamp\www\methven\app\code\community\Ebizmarts\MageMonkey\Model\Feed\Updates.php(96): Ebizmarts_MageMonkey_Model_Feed_Updates->getFeedData(‘http://store.eb…’) #2 C:\wamp\www\methven\app\code\community\Ebizmarts\MageMonkey\Model\Feed\Updates.php(85): Ebizmarts_MageMonkey_Model_Feed_Updates->_getUpdates(‘Ebizmarts_Globa…’) #3 C:\wamp\www\methven\app\code\core\Mage\Core\Model\App.php(1358): Ebizmarts_MageMonkey_Model_Feed_Updates->check(Object(Varien_Event_Observer)) #4 C:\wamp\www\methven\app\code\core\Mage\Core\Model\App.php(1331): Mage_Core_Model_App->_callObserverMethod(Object(Ebizmarts_MageMonkey_Model_Feed_Updates), ‘check’, Object(Varien_Event_Observer)) #5 C:\wamp\www\methven\app\Mage.php(448): Mage_Core_Model_App->dispatchEvent(‘controller_acti…’, Array) #6 C:\wamp\www\methven\app\code\core\Mage\Core\Controller\Varien\Action.php(531): Mage::dispatchEvent(‘controller_acti…’, Array) #7 C:\wamp\www\methven\app\code\core\Mage\Adminhtml\Controller\Action.php(160): Mage_Core_Controller_Varien_Action->preDispatch() #8 C:\wamp\www\methven\app\code\core\Mage\Core\Controller\Varien\Action.php(407): Mage_Adminhtml_Controller_Action->preDispatch() #9 C:\wamp\www\methven\app\code\core\Mage\Core\Controller\Varien\Router\Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch(‘index’) #10 C:\wamp\www\methven\app\code\core\Mage\Core\Controller\Varien\Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http)) #11 C:\wamp\www\methven\app\code\core\Mage\Core\Model\App.php(365): Mage_Core_Controller_Varien_Front->dispatch() #12 C:\wamp\www\methven\app\Mage.php(684): Mage_Core_Model_App->run(Array) #13 C:\wamp\www\methven\index.php(85): Mage::run(’’, ‘store’) #14 {main}
求教这个是什么原因呢