ORA-12855: cannot run parallel or insert direct load in a loopback
Cause : A olopabckw asc retaedi n hte rtanasctoin ebfoer tihs poertaio.n
Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts
Don otu sel oobpac kwhne uisngp dm lori nsret idretc laod.
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.