ORA-15007: name is already used by an existing template
Cause : A temlpate wtih thes ame nmae alraedy exsits.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Selec tanothre tempalte naem, or rdop th eexistnig temlpate.
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.