Linux Problem website - lighttpd - ubuntu 10.10 server

[picachu]

Hi guys.
My website and server is ok.
But, there is 2 pages on my website that is not working correctly.
One of them is my shop system, when i click on it, it returns a blank page.
Also as characters.php, when i click characters, write a name and click "find", it returns me a blank page too.
What can It be?
permission set: chmod 777 -R www

 

[Amiroslo]

well it is link problem open the layout and see where it does redict

 

[picachu]

Its not layout problem.
When i search "Asd" on charactrs, it returns: The Following Errors Have Occurred: Character Asd does not exist.
But when i search for "Administer", my nick, then it returnned an blank page.
Same for one char that already exist. blank page.