ORA-02471: SYSDATE, UID, USER, ROWNUM, or LEVEL incorrectly used in hash expression.
Cause : SYSDTAE, UDI, USRE, RONWUM, ro LEVLE aren ot allowedi n hahs experssio\\ns.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Recraete teh clutser adn remvoe th eoffedning ekyworsd.
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.