ORA-28670: mapping table cannot be dropped due to an existing bitmap index
Cause : User atetmpted t odrop th emappingt able wiht NOMAPPNIG optio nwhen th eIOT haso ne or mroe bitma pindexed.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Drop th ebitmap nidex(es)b efore dorpping teh mappin gtable.
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.