FULL PRODUCT VERSION :


A DESCRIPTION OF THE PROBLEM :
File: java.util.prefs.FileSystemPreferences.java

Lines: 979-981
throw new SecurityException("Could not unlock" +
                (isUserNode()? "User prefs." : "System prefs.") +
                "Lock file access denied.");

must be (2 missed spaces)

throw new SecurityException("Could not unlock " +
                (isUserNode()? "User prefs." : "System prefs.") +
                " Lock file access denied.");

Lines: 923-925

getLogger().warning("Could not lock " +
                             (isUserNode()? "User prefs. " : "System prefs.") +
                             "Unix error code " + errorCode + ".");

must be (missed space)

getLogger().warning("Could not lock " +
                             (isUserNode()? "User prefs." : "System prefs.") +
                             " Unix error code " + errorCode + ".");


REPRODUCIBILITY :
This bug can be reproduced always.