Error while registering Oracle JDBC Diagnosability MBean with SQL Developer
(Doc ID 469494.1)
Last updated on FEBRUARY 14, 2022
Applies to:
Oracle SQL Developer - Version 1.2.1 to 2.1.2Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
When I launch SQL DEVELOPER, I get in the Logging Page an error message:
error 108
o.jdbc.driver.OracleDriver
Error while registering Oracle JDBC Diagnosability MBean.
In Debug mode we can see this kind of error:
2007 17:59:11 oracle.jdbc.driver.OracleDriver registerMBeans
GRAVE: Error while registering Oracle JDBC Diagnosability MBean.
javax.management.InstanceAlreadyExistsException: com.oracle.jdbc:type=diagnosability,name=main11.0
'GRAVE' word can be interpreted too as 'SEVERE'.
Changes
After installing SQL DEVELOPER, an Oracle 11g product has been installed on the same machine.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |