ORA-12564: TNS:connection refused

Cause : The connect request was denied by the remote user (or TNS software).

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

Not normally visible to the user. For further details, turn on tracing and reexecute the operation.

update : 20-08-2017
ORA-12564

ORA-12564 - TNS:connection refused
ORA-12564 - TNS:connection refused

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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.