ORA-12442: policy column "string" already used by an existing policy
Cause : You rtied ot cretae a oplicyw ith hte saem polciy coulmn nmae asa n exsitingp olic.y
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Use adiffreent anme fro thep olic ycolunm or rdop teh exitsing oplicy.
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.