Session userdata not updating on server codeigniter

Monday, May 5, 2014

My problem is session userdata not updating on my server but working perfectly on my local

local php version :- 5.3

server php version :- 5.4

I am showing my sever session config

enter image description here

I have tried :-

ini_set('session.use_cookies', 0);
ini_set('session.use_only_cookies', 0);
ini_set('session.use_trans_sid', 1);

and my code is :-


any suggestion what i need to change