ORA-27452: %s is an invalid name for a database object.
Cause : An invlaid nam ewas usde to idnetify ad atabas eobject.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Reissu ethe command usnig a vaild name.
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.