Oracle - EMCA in R12

hola
Pues tengo un problema al levantar el EMCA en R12 me sale un error muy extraño ya cambie las contraseñas, cambie los monitor_profile y me sigue saliendo lo mismo les dejo lel error q me sale para ver si alguien me puede ayudar muchas gracias.


[oracle@erp 10.2.0]$ emca -config dbcontrol db -repos create

STARTED EMCA at May 13, 2009 12:30:59 PM
EM Configuration Assistant, Version 10.2.0.1.0 Production
Copyright (c) 2003, 2005, Oracle. All rights reserved.

Enter the following information:
Database SID: VISINT
Listener port number: 1523
Password for SYS user:
Password for DBSNMP user:
Password for SYSMAN user:
Email address for notifications (optional):
Outgoing Mail (SMTP) server for notifications (optional):
-----------------------------------------------------------------

You have specified the following settings

Database ORACLE_HOME ................ /u01/oracle/VISINT/db/tech_st/10.2.0

Database hostname ................ erp.interem.com.mx
Listener port number ................ 1523
Database SID ................ VISINT
Email address for notifications ...............
Outgoing Mail (SMTP) server for notifications ...............

-----------------------------------------------------------------
Do you wish to continue? [yes(Y)/no(N)]: y
May 13, 2009 12:31:21 PM oracle.sysman.emcp.EMConfig perform
INFO: This operation is being logged at /u01/oracle/VISINT/db/tech_st/10.2.0/cfgtoollogs/emca/VISINT/emca_2009-05-13_12-30-58-PM.log.
May 13, 2009 12:31:22 PM oracle.sysman.emcp.EMReposConfig createRepository
INFO: Creating the EM repository (this may take a while) ...
May 13, 2009 12:31:22 PM oracle.sysman.emcp.EMReposConfig invoke
SEVERE: Error creating the repository
May 13, 2009 12:31:22 PM oracle.sysman.emcp.EMReposConfig invoke
INFO: Refer to the log file at /u01/oracle/VISINT/db/tech_st/10.2.0/cfgtoollogs/emca/VISINT/emca_repos_create_<date>.log for more details.
May 13, 2009 12:31:22 PM oracle.sysman.emcp.EMConfig perform
SEVERE: Error creating the repository
Refer to the log file at /u01/oracle/VISINT/db/tech_st/10.2.0/cfgtoollogs/emca/VISINT/emca_2009-05-13_12-30-58-PM.log for more details.
Could not complete the configuration. Refer to the log file at /u01/oracle/VISINT/db/tech_st/10.2.0/cfgtoollogs/emca/VISINT/emca_2009-05-13_12-30-58-PM.log for more details.