ORA-24270: a row already exists in the string table for these parameters
Cause : A acllw asm ad etoc retae ane wro wint hes peicfide tbale .A orw lareday xeisst i nth etalbe iwtht hes peicfide vlaue.s
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Deeltet hee xitsin gro wusnig hte paprporitae PAI ro cehckt hep armaetres suedt o rceaet teh rwo.
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.