the site is working but the hyperlink to the other pages is giving a problem

i found some matter regarding controllers in cakephp

its at app/controllers/page_controller.php

tried working on it.. everything is ok with the page_controller.php but i dont know why it still giving me the same problem

checking out for somethingin
app/config/routes.php


this too is configured correctly...
still the problem continues..................... :)-