JBoss ON agent reports "java.util.prefs.BackingStoreException: Couldn't get file lock." error on startup

Solution Unverified - Updated -

Issue

  • Fail to start agent with error:

    Failed to start the agent
java.util.prefs.BackingStoreException: Couldn't get file lock.
     at java.util.prefs.FileSystemPreferences.sync(FileSystemPreferences.java:730)
     at java.util.prefs.FileSystemPreferences.flush(FileSystemPreferences.java:824)
     at org.rhq.enterprise.agent.AgentMain.loadConfigurationFile(AgentMain.java:1296)
     ...

Environment

  • Red Hat JBoss Operations Network (ON) 3.2, 3.3

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