Possible Duplicate:
Get session object from sessionID in ASP.Net C#
How to get Session object by SessionId?
Possible Duplicate:
Get session object from sessionID in ASP.Net C#
How to get Session object by SessionId?
My solution is direct access to storage of Session State.
example:
(for SQL) direct select query to ASPState database with tables(ASPStateTempApplications, ASPStateTempSessions)
This has actually been answered already, please look at this question on SO: Can I put an ASP.Net session ID in a hidden form field?, which references this link ASP.Net: Working around Flash Cookie Bug AKA restoring the session