Twitter auth in codeigniter

[meetvora2006]

hi

i am very new to codeigniter . i use your code to create twitter login for my website . i copy all the file in application folder as it is . i also add all keys in config file

but i am getting access denied when go through the bellow link.

http://immersed.in/CodeIgniter/index.php/twitter/auth/

can you please tell me , how can i run the code