Hi
I have installed oracle 10g XE. but whenever I am trying to connect any schema it showing me the below error...please help.
I have tried to find out on net and got to know that it may be due to ORACLE_HOME and ORACLE_SID . can anybody please help how to resolve this issue step by step...
SQL*Plus: Release 10.2.0.1.0 - Production on Mon Dec 24 09:10:20 2012
Copyright (c) 1982, 2005, Oracle. All rights reserved.
SQL> conn hr/password
ERROR:
ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
SQL>
my tnsnames.ora :
XE =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = Aryan-PC)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = XE)
)
)
EXTPROC_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC_FOR_XE))
)
(CONNECT_DATA =
(SID = PLSExtProc)
(PRESENTATION = RO)
)
)
ORACLR_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC_FOR_XE))
)
(CONNECT_DATA =
(SID = CLRExtProc)
(PRESENTATION = RO)
)
)
my sqlnet.ora
# 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)
my listner.ora
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = PLSExtProc)
(ORACLE_HOME = C:\oraclexe\app\oracle\product\10.2.0\server)
(PROGRAM = extproc)
)
(SID_DESC =
(SID_NAME = CLRExtProc)
(ORACLE_HOME = C:\oraclexe\app\oracle\product\10.2.0\server)
(PROGRAM = extproc)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC_FOR_XE))
(ADDRESS = (PROTOCOL = TCP)(HOST = Aryan-PC)(PORT = 1521))
)
)
DEFAULT_SERVICE_LISTENER = (XE)