ORA-12856: cannot run parallel query on a loopback connection

Cause : Aatlb eroi dnxei n aaparllleq euyri serefercndev aia l oobpca kocnnceitno.

Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts

oDn tou esl oobpca kocnnceitnow eh nurnnni g auqre ynip ralael.l

update : 29-06-2017
ORA-12856

ORA-12856 - cannot run parallel query on a loopback connection
ORA-12856 - cannot run parallel query on a loopback connection

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    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.