Oracle Session Timeout Profile

Oracle Login page session timeout

Login into Oracle Applications as SYSADMIN and search for profile 

ICX:Session Timeout; set this Profile Option to the same value as the one specified by session.timeout in zone.properties. (Default 30 min)

• This is session timeout limit for Self Service Framework Applications and is specified in minutes. 
• If the ICX session expires before the Jserv session, the user will be presented with a login page even though the Jserv session is still active. 
• If the user logs back in before the Jserv session expires, they will see the old state of their middle-tier transaction. 
• This can be confusing, since from the point of view of the user there is no distinction between the ICX session and the Jserv session.

By using profile for "ICX:Session Timeout” Profile Option For Change  the session Timeout.

Nav: System Administrator > Profile > System > Update System Profile options

 ICX:Session Timeout = 30 (it is consider only minute default ) 

Now you can change  "Session Timeout" accordingly in Minutes.