dbModel read resource does not implement Zend_Db_Adapter_Abstract admin January 10, 2017 Magento 280 Comments It is very simple just clear the cache /var/cache/folder Related Posts Disable admin notification popup in Magento zendnwar March 5, 2015 When does Magento created the rewrite records for categories and products? zendnwar March 24, 2015 When create or update a category or product and reindex. ..