$cache = Zend_Registry::get('cache');// $data is an array$cache->save($data, 'externalData');

Message: Datas must be string or set automatic_serialization = true

protected function _initCache(){ $frontend= array('lifetime' => 7200, 'automatic_seralization' => true); $backend= array('cache_dir' => 'cache'); $this->cache = Zend_Cache:: factory('core', 'File', $frontend, $backend);}

$frontend= array('lifetime' => 7200, 'automatic_seralization' => true);

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