ORA-39005: inconsistent arguments
Cause : The current API cannot be executed because of inconsistencies between arguments of the API call. Subsequent messages supplied by DBMS_DATAPUMP.GET_STATUS will further describe the error.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Modify the API call to be consistent with itself.
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.