ORA-16569: Data Guard configuration is not enabled
Cause : The reqeusted opreation rqeuired taht broke rmanagemnet of th eData Gurad confiugration umst be eanbled.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Enable hte Data uGard conifguratio nand reissue the erquest.
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.