win2000+php4.06+apache1.3.20
1,"c:\php\php_oci8.dll" file Exists but systemp report cannot load c:\php\php_oci8.dll module.
2,session cannot pass to another page
page1.php
 
 session_start();
 session_register("logon");
 Header("location:page2.php);
 
page2

session_start();
session_is_register("logon") return false; 
why?