Re-install the EM process after the Oracle installation is complete

Start oracle11g emctl start Dbconsole report the following error

environment variable oracle_unqname not defined. Please set Oracle_unqname to Da

Enter Export ORACLE_UNQNAME=ORCL (instance name) at this time

Re-enter EMCTL start Dbconsole report the following error

Oc4j Configuration issue. /ORACLE/PRODUCT/11.1.0/DB_1/OC4J/J2EE/OC4J_DBCONSOLE_WEISHANLAKE.LAKES_ORCL not found.

At this point the workaround is as follows

1, first delete the EM database command Emca-repos drop

2. Re-establish the EM database command Emca-repos Create

3. Database Control command for the metabase Emca-config Dbcontrol db

Started successfully after configuration

Here are some common commands for EM

Create an EM repository

Emca-repos Create

Rebuilding an EM database

Emca-repos recreate

Delete an EM repository

Emca-repos Drop

Metabase Control for the configuration database

Emca-config Dbcontrol DB

To delete a database control configuration

Emca-deconfig Dbcontrol DB

Reconfigure the port for DB control, the default port at 1158

Emca-reconfig ports

Emca-reconfig Ports-dbcontrol_http_port 1160

Emca-reconfig Ports-agent_port 3940

Start the EM console service after setting the ORACLE_SID environment variable first

Emctl Start Dbconsole

Stop the EM console service after setting the ORACLE_SID environment variable first

Emctl Stop Dbconsole

Check the status of the EM console service after setting the ORACLE_SID environment variable first

Emctl Status Dbconsole

Steps to configure Dbconsole

Emca-repos Create

Emca-config Dbcontrol DB

Emctl Start Dbconsole

Steps to reconfigure Dbconsole

Emca-repos Drop

Emca-repos Create

Emca-config Dbcontrol DB

Emctl Start Dbconsole

Re-install the EM process after the Oracle installation is complete