ORA-16238: attempt to use version 9 log
Cause : Version 9 log files are not supported.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Use log files of a supported version.
Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.