I installed Oracle Software(10.2.0.1.0) and when i try to login with administrator user and run
SQLPLUS "/@SID as sysdba" then getting following error.
SQL*Plus: Release 10.2.0.1.0 - Production on Thu Mar 3 16:39:23 2011 Copyright (c) 1982, 2005, Oracle. All rights reserved. ERROR: ORA-12541: TNS:no listener Enter user-name:
1. There is only one file sqlnet.ora in Directory:\oracle\SID\Ora_Ver\NETWORK\ADMIN and consist following txt.
# This file is actually generated by netca. But if customers choose to # install "Software Only", this file wont exist and without the native # authentication, they will not be able to connect to the database on NT. SQLNET.AUTHENTICATION_SERVICES = (NTS)
2. the Net Manager --> Oracle Net Configuration --> Service Naming is blank mean there is nothing under it.
3. the OracleSID102iSQLPlus* service is running now
would anyone guide me about this error and how can i successful login.