Zend login issue

Login system not working. What should I check? This is written in Zendm which i am unfamiliar

Hi,

Check this
http://devzone.zend.com/1211/login-and-authentication-with-zend-framework-tutorial/
http://zendguru.wordpress.com/2009/01/17/zend-framework-tutorial-simple-signup-and-login-authentication/