NullPointerException Thrown From "com.tangosol.coherence.component.util.daemon.IpMonitor.getThisMember" When The IpMonitor Is Disabled (Doc ID 1547888.1)

Last updated on JULY 05, 2017

Applies to:

Oracle Coherence - Version 3.7.1.7 to 3.7.1.7 [Release AS10g]
Information in this document applies to any platform.

Symptoms

The IpMonitor is an built-in feature of Coherence as part of its fast death detection mechanism. Please refer to the section on "Configuring Death Detection" in the Oracle Coherence documentation and <Note:1526745.1>,  "What is the purpose of IpMonitor in a Coherence Cluster" for more information.

Below is a sample IpMonitor configuration based on the default Coherence override file:

 

Changes

IpMonitor was disabled prior to upgrading to 3.7.1.7 or it was disabled after 3.7.1.7 had been installed.

Cause

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