are you positive the session isn't timing out
session
Session Support enabled
Directive Local Value Master Value
session.auto_start
Off Off
session.cache_expire
180 180
session.cache_limiter
nocache nocache
session.cookie_domain
no value no value
session.cookie_lifetime
0 0
session.cookie_path
/ /
session.cookie_secure
Off Off
session.entropy_file
no value no value
session.entropy_length
0 0
session.gc_maxlifetime
1440 1440
session.gc_probability
1 1
session.name
PHPSESSID PHPSESSID
session.referer_check
no value no value
session.save_handler
files files
session.save_path
/tmp /tmp
session.serialize_handler
php php
session.use_cookies
On On
session.use_trans_sid
1 1