🧅Fix Enterprise Manager Error OC4J Configuration issue
Cause : สาเหตุเนื่องมาจาก Database Control ไม่ได้ทำการ Configured หรือ Misconfigured ทำให้ไม่สามารถทำการ Start Enterprise Manager ได้ จะต้องทำการ Rebuild Enterprise Manager
Configuration
ทำการ Drop Database Control
emca -deconfig dbcontrol db -repos drop
ทำการ Create Databse Control
emca -config dbcontrol db -repos create
STARTED EMCA at Jul 23, 2019 4:22:50 PM
EM Configuration Assistant, Version 11.2.0.0.2 Production
Copyright (c) 2003, 2005, Oracle. All rights reserved.
Enter the following information:
Database SID: ORCL
Listener port number: 1521
Listener ORACLE_HOME [ /u01/app/oracle/product/11.2.0/db_1 ]:
Password for SYS user: password
Password for DBSNMP user: password
Password for SYSMAN user: password
Email address for notifications (optional): email
Outgoing Mail (SMTP) server for notifications (optional): smtp
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Do you wish to continue? [yes(Y)/no(N)]: y
ทำการ Start Enterprise Manager
emctl start dbconsole
ทำการตรวจสอบ Status Enterprise Manager
emctl status dbconsole
Oracle Enterprise Manager 11g Database Control Release 11.2.0.2.0
Copyright (c) 1996, 2010 Oracle Corporation. All rights reserved.
https://lab-ora.lab.local:1158/em/console/aboutApplication
Oracle Enterprise Manager 11g is running.
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Logs are generated in directory /u01/app/oracle/product/11.2.0/db_1/lab-ora.lab.local_ORCL/sysman/log
ลองทำการเข้าผ่านหน้าเว็บ https://localhost:1158/em/console/aboutApplication

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