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 Magento reset Admin Password zendnwar July 8, 2013 It is very simple UPDATE admin_user SET password=CONCAT(MD5(‘ShAfInAnWaR’), .. Magento : toggleMenu not defined error zendnwar October 31, 2013 If your version is old that makes this type problem. I have been tried to several way but not s ..