java_eidolon - 2008-05-15

Hello, I am getting below errors by just simply run the code:

Can anyone give a hand?

Thanks

Exception in thread "main" java.lang.ExceptionInInitializerError
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Unknown Source)
    at net.didion.jwnl.util.factory.Element.install(Element.java:31)
    at net.didion.jwnl.JWNL.initialize(JWNL.java:169)
    at jia.research.MergeFile.main(MergeFile.java:24)
Caused by: org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: java.lang.NullPointerException (Caused by java.lang.NullPointerException) (Caused by org.apache.commons.logging.LogConfigurationException: java.lang.NullPointerException (Caused by java.lang.NullPointerException))
    at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:543)
    at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:235)
    at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:209)
    at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:351)
    at net.didion.jwnl.util.MessageLog.<init>(MessageLog.java:11)
    at net.didion.jwnl.dictionary.Dictionary.<clinit>(Dictionary.java:24)
    ... 5 more
Caused by: org.apache.commons.logging.LogConfigurationException: java.lang.NullPointerException (Caused by java.lang.NullPointerException)
    at org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:397)
    at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:529)
    ... 10 more
Code snippet:
try{   
   
        JWNL.initialize(new FileInputStream("D:\\test\\file_properties.xml"));
        Dictionary wordnet = Dictionary.getInstance();
       
        IndexWord word = wordnet.getIndexWord(POS.VERB,"run");
       
        Synset[] senses = word.getSenses();
        for (int i = 0; i < senses.length; i++) {
           System.out.println(word + ": " + senses[i].getGloss());
        }

    }catch (Exception e){//Catch exception if any
          System.err.println("Error: " + e.getMessage());
    }