ORA-28611: bitmap index is corrupted - see trace file for diagnostics
Cause : Validate Index detected bitmap corruption in its argument index
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Drop this bitmap index and create a new one.
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.