WebLogic Managed Server Fails to Start with "java.net.UnknownHostException" DNS Name Error

(Doc ID 1381132.1)

Last updated on AUGUST 07, 2017

Applies to:

Oracle WebLogic Server - Version 10.3.3 to 12.1.1.0
Information in this document applies to any platform.
***Checked for relevance on 3-Mar-2016***

Symptoms

In a WebLogic cluster consisting of two or more managed servers configured with Unicast messaging mode, if one of the DNS names of one managed server in the cluster is not resolved, the other servers fail to start up with an UnknownHostException:

Cause

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