Ora-12547: Tns:Lost Contact Creating Database After Clean Installation

(Doc ID 744512.1)

Last updated on MAY 31, 2017

Applies to:

Oracle Database - Standard Edition - Version and later
Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


After a clean installation of the Oracle Database Server software the following error is seen when trying to create a database either manually or via DBCA:

> sqlplus "/ as sysdba"
SQL*Plus: Release - Production on Mon Sep 29 13:17:17 2008
Copyright (c) 1982, 2005, Oracle. All Rights Reserved.
ORA-12547: TNS:lost contact
Enter user-name:


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