I couldn't run session functions on w2k. There are appearing a blank page!
Do your PHP.INI have to correct setting?
[Session] session.save_handler = files; session.save_path = d:\PHP\sessiondata
Yes i made right changes: session.save_handler was already files session.save_path was c:\winnt\temp but i changed it c:\php4\sessiondata
but there are still appearing a blank page!