"java.net.UnknownHostException: true" when starting JBoss

Solution Verified - Updated -

Issue

IssueWe see the following exception when starting JBoss

Caused by: java.net.UnknownHostException: true
    at java.net.InetAddress.getAllByName0(InetAddress.java:1201)
    at java.net.InetAddress.getAllByName(InetAddress.java:1128)
    at java.net.InetAddress.getAllByName(InetAddress.java:1064)
    at java.net.InetAddress.getByName(InetAddress.java:1014)
    ...

Environment

  • JBoss Enterprise Application Platform (EAP)

Resolution

Ensure you have an equals sign between the -D key and value in JAVA_OPTS

Root Cause

JAVA_OPTS contained "-Djboss.bind.address 192.168.0.1" instead of "-Djboss.bind.address=192.168.0.1"

Environment

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