BI Discoverer 11g: Unable To Connect To Oracle Applications Database: Invalid Username/Password

[applmgr@pansoft PROD]$ echo $FND_SECURE/
/u01/oracle/PROD/fs1/inst/apps/PROD_pansoft/appl/fnd/12.0.0/secure/
[applmgr@pansoft PROD]$ cd /u01/oracle/PROD/fs1/inst/apps/PROD_pansoft/appl/fnd/12.0.0/secure/
[applmgr@pansoft secure]$ java oracle.apps.fnd.security.AdminAppServer apps/apps123 STATUS DBC=$FND_SECURE/PROD.dbc

Database Server
---------------
DATABASE_ID: PROD
AUTHENTICATION: SECURE

Application Server
------------------
APPL_SERVER_STATUS: VALID
APPL_SERVER_ID: 8A8B250D33497B22E0539A67A8C0B20682239503531082300412441641523999

[applmgr@pansoft secure]$ java oracle.apps.fnd.security.AdminAppServer apps/apps123 AUTHENTICATION OFF DBC=$FND_SECURE/PROD.dbc
AUTHENTICATION OFF executed successfully - /u01/oracle/PROD/fs1/inst/apps/PROD_pansoft/appl/fnd/12.0.0/secure/PROD.dbc

[applmgr@pansoft secure]$ java oracle.apps.fnd.security.AdminAppServer apps/apps123 STATUS DBC=$FND_SECURE/PROD.dbc