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EM 13c: Verify Dataguard Configurations from EM Console Connects to the DB Using Scan Listener and Does not Honor Preferred Connection String (Doc ID 2761491.1)

Last updated on MAY 09, 2021

Applies to:

Enterprise Manager for Oracle Database - Version and later
Information in this document applies to any platform.


Verify Dataguard Configurations From EM Console Connects fails with this error: ERROR: IO Error: The Network Adapter could not establish the connection The Connect Descriptor was (DESCRIPTION = (ADDRESS = (PROTOCOL = tcp)(HOST = <Scan_name>)(PORT = <scan port>))(CONNECT_DATA = (SERVICE_NAME = <Service_name>)))

It's been observed that this page is connecting to the DB using the scan name and port number although preferred connection string is configured with a different connection descriptor.


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