ORA-22884: object modification failed
Cause : The object could not be modified in the database.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Check to see if the object table exists and the object size is not too big. Then retry the operation.
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.