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Starting a Server Shows Node Manager Inactive Weblogic.nodemanager.NMConnectException when Machine is Set to localhost (Doc ID 1680197.1)

Last updated on DECEMBER 16, 2023

Applies to:

Oracle WebLogic Server - Version 10.3.6 and later
Oracle Internet Directory - Version to [Release 12c]
Information in this document applies to any platform.


Attempt to start a managed server via WL Console fails and outputs the following messages:

In the WL Console, Node Manager is shown inactive via Environment -> Machines -> {machine} and then select Nodemanager & Monitoring tabs, with the following problem description: weblogic.nodemanager.NMConnectException.

Similar exception occurs if the Hostname and IP are not matched correctly in the DNS.  It is needed to ensure two-way connectivity from both AdminServer and managed server.


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