ORA-29954: domain index partition is marked LOADING/FAILED/UNUSABLE
Cause : An attempt has been made to access a domain index that is being built or is marked failed by an unsuccessful DDL or is marked unusable by a DDL operation.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Wait if the specified index partition is marked LOADING Rebuild the specified index partition if it is marked FAILED or UNUSABLE.
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.