$ emctl start dbconsole   

OC4J Configuration issue. /u01/product/oracle/11.2.0/db_1/oc4j/j2ee/OC4J_DBConsole_wmrac01_ccptdb1 not found.

ORACLE_UNQNAME=ccptdb;export ORACLE_UNQNAME
emctl status dbconsole
emctl start dbconsole