Recreate EM 12C repository

> ./emca -config dbcontrol db -repos recreate

STARTED EMCA at Dec 8, 2012 10:33:43 AM

EM Configuration Assistant, Version 11.2.0.3.0 Production

Copyright (c) 2003, 2011, Oracle.  All rights reserved.

Enter the following information:

Database SID: pacloud

Listener port number: 1521

Listener ORACLE_HOME [ /opt/oracle/app/oracle/product/11.2.0/db_1 ]:

Password for SYS user:

Password for DBSNMP user:

Password for SYSMAN user:

Email address for notifications (optional): dbasupport@protectair.com

Outgoing Mail (SMTP) server for notifications (optional):

-----------------------------------------------------------------

You have specified the following settings

Database ORACLE_HOME ................ /opt/oracle/app/oracle/product/11.2.0/db_1

Local hostname ................ culp-dbmgmt01.pa.parsonsvic.com

Listener ORACLE_HOME ................ /opt/oracle/app/oracle/product/11.2.0/db_1

Listener port number ................ 1521

Database SID ................ pacloud

Email address for notifications ............... dbasupport@protectair.com

Outgoing Mail (SMTP) server for notifications ...............

-----------------------------------------------------------------

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WARNING : While repository is dropped the database will be put in quiesce mode.

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Do you wish to continue? [yes(Y)/no(N)]: Y

Dec 8, 2012 10:34:51 AM oracle.sysman.emcp.EMConfig perform

INFO: This operation is being logged at /opt/oracle/app/oracle/cfgtoollogs/emca/pacloud/emca_2012_01_08_10_33_43.log.

Dec 8, 2012 10:34:52 AM oracle.sysman.emcp.EMReposConfig invoke

INFO: Dropping the EM repository (this may take a while) ...

http://docs.oracle.com/cd/B28359_01/server.111/b28319/emca.htm