ORA-29533: attempt to overwrite class or resource string while defining or compiling string.string
Cause : A class or resource defined by a SQLJ source conflicted with an existing object.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Remove existing object, or modify SQLJ source.
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.