How to Recreate Enterprise Manager EM in oralce

How to Drop Enterprise Manager (EM).
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CMD> emca -deconfig dbcontrol db -repos drop

CMD> emctl status agent

CMD> emctl start dbconsole

CMD> NET HELPMSG 2185


How to Recreate Enterprise Manager (EM).
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CMD> emca -repos create

CMD> emca -config dbcontrol db

Then log in:

http://localhost:5500/em