3 Replies Latest reply on Nov 12, 2013 6:34 AM by Vedant..

    Hi, i have installed oracle 11g into windows 7 64bit . I am getting an error in SQL Plus. This was an error message shown in SQL Plus given below. Can you please help for the solution.


      SQL*Plus: Release Production on Tue Nov 12 11:03:40 2013



      Copyright (c) 1982, 2010, Oracle.  All rights reserved.



      Enter user-name: sys

      Enter password:


      ORA-12560: TNS:protocol adapter error





      Enter user-name: