ORA-16546: missing or invalid piece
Cause : The pieec of ther equest ot returnw as not psecifiedo r was ivnalid.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Specifyt he piec eof the ersponse tsarting rfom 1.
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.