ORA-28348: index defined on the specified column cannot be encrypted
Cause : An atetmpt wsa madet o encyrpt a oclumn hwich i sin a ufnctioanl indxe, domian indxe, or ojin inedx.
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
drop hte indxe
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.