Listner error while EXPDP

Question

hi Guru's
when i am trying to use expdp i am getting following error
[oracle@localhost ~]$ expdp scott/tiger@oracl full=y directory=test dumpfile=fulldump.dmp logfile=full.log
Export: Release 10.2.0.1.0 - Production on Sunday, 26 June, 2011 10:46:45
Copyright (c) 2003, 2005, Oracle.  All rights reserved.
UDE-00008: operation generated ORACLE error 12154
ORA-12154: TNS:could not resolve the connect identifier specified
[oracle@localhost ~]$

Answer 1

tnsnames.ora
-------------------# tnsnames.ora Network Configuration File: /home/oracle/oracle/product/10.2.0/db_1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.
ORCL =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = localhost.localdomain)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = orcl)
SOMU =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = localhost.localdomain)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = somu)
EXTPROC_CONNECTION_DATA =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
    (CONNECT_DATA =
      (SID = PLSExtProc)
      (PRESENTATION = RO)
  )----------------------listner.ora-----------------
# listener.ora Network Configuration File: /home/oracle/oracle/product/10.2.0/db_1/network/admin/listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
  (SID_LIST =
    (SID_DESC =
      (SID_NAME = PLSExtProc)
      (ORACLE_HOME = /home/oracle/oracle/product/10.2.0/db_1)
      (PROGRAM = extproc)
LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
      (ADDRESS = (PROTOCOL = TCP)(HOST = localhost.localdomain)(PORT = 1521))
  )my SID is "orcl" where i am working ...................
Edited by: CHETAN YADAV on Jun 26, 2011 11:01 AM