[Oracle] Erro EM 10gR2: Invalid Password

Erro de INVALID PASSWORD ao reconfigurar o EM no Oracle 10gR2.
[email protected]:~$ emctl config emkey -repos -sysman_pwd ORACLE
TZ set to Brazil/East
Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.

Invalid Password
caught Exception java.sql.SQLException: 
Listener refused the connection with the following error: 
ORA-12514, TNS:listener does not currently know of service requested 
in connect descriptor 
The Connection descriptor used by the client was:
(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=127.0.0.1)
(PORT=1521)))(CONNECT_DATA=(SERVICE_NAME=TESTE_TNS)))
Dados adicionais:
Database UP;
Listener UP;
Ubuntu Server (para testes);
Database 10.2.0.4.0;

[email protected]:~$ emctl config emkey -repos -sysman_pwd ORACLE
TZ set to Brazil/East
Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.

Invalid Password
caught Exception java.sql.SQLException: Listener refused the connection with the following error:
ORA-12514, TNS:listener does not currently know of service requested in connect descriptor
The Connection descriptor used by the client was:
(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=127.0.0.1)(PORT=1521)))(CONNECT_DATA=(SERVICE_NAME=TESTE_TNS)))

[email protected]:~$ sqlplus [email protected]_TNS

SQL*Plus: Release 10.2.0.4.0 – Production on Sat Apr 21 18:20:54 2012

Copyright (c) 1982, 2007, Oracle. All Rights Reserved.

Enter password:
ERROR:
ORA-12154: TNS:could not resolve the connect identifier specified

[email protected]:~$ locate tnsnames
/opt/oracle/app/oracle/product/10.2/db_1/hs/admin/tnsnames.ora.sample
/opt/oracle/app/oracle/product/10.2/db_1/network/admin/samples/tnsnames.ora

[email protected]:/opt/oracle/app/oracle/product/10.2/db_1/network/admin$ vim tnsnames.ora
TESTE_TNS =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 666))
)
(CONNECT_DATA =
(SID = TESTE_TNS)
)
)

[email protected]:/opt/oracle/app/oracle/product/10.2/db_1/network/admin$ sqlplus [email protected]_TNS

SQL*Plus: Release 10.2.0.4.0 – Production on Sat Apr 21 18:29:23 2012

Copyright (c) 1982, 2007, Oracle. All Rights Reserved.

Enter password:

Conectado a:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 – 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> exit

[email protected]:~$ emctl config emkey -repos -sysman_pwd ORACLE
TZ set to Brazil/East
Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.

The Em Key has been configured successfully.

[email protected]:~$ emctl secure dbconsole -sysman_pwd ORACLE
TZ set to Brazil/East
Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.
http://127.0.0.1:666/em/console/aboutApplication
DBCONSOLE already stopped… Done.
Agent is already stopped… Done.
Securing dbconsole… Started.
Checking Repository… Done.
Checking Em Key… Done.
Checking Repository for an existing Enterprise Manager Root Key… Done.
Generating Enterprise Manager Root Key (this takes a minute)…Failed to create Enterprise Manager Root Key. OUTRO ERRO:

[email protected]:~$ emctl start dbconsole
TZ set to Brazil/East
Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.
https://127.0.0.1:666/em/console/aboutApplication
– An instance of Oracle Enterprise Manager 10g Database Control is already running.
[email protected]:~$ emctl status dbconsole
TZ set to Brazil/East
Oracle Enterprise Manager 10g Database Control Release 10.2.0.4.0
Copyright (c) 1996, 2007 Oracle Corporation. All rights reserved.
https://127.0.0.1:666/em/console/aboutApplication
Oracle Enterprise Manager 10g is not running.
——————————————————————
Logs are generated in directory /opt/oracle/app/oracle/product/10.2/db_1/TESTE_XXX/sysman/log