title: Mahout IntDoubleProcedure NoClassDefFoundError
body: <p>I'm using my school's server which already have hadoop and mahout.
  But I need to parse csv to vector. So I tried someone else code from git.
  But I got the following exception which I can't solve.</p>
  
  <pre><code>dcmac04:dir username$ java -jar BigDataNaiveBayes_fat.jar 
  May 30, 2015 1:48:17 AM org.apache.hadoop.util.NativeCodeLoader &lt;clinit&gt;
  WARNING: Unable to load native-hadoop library for your platform... using    builtin-java classes where applicable
  May 30, 2015 1:48:17 AM org.apache.hadoop.io.compress.CodecPool getCompressor
  INFO: Got brand-new compressor
  
  Exception in thread "main" java.lang.NoClassDefFoundError:  
   org/apache/mahout/math/function/IntDoubleProcedure
    at NaiveBayes.CsvToVectors.vectorize(CsvToVectors.java:53)
    at NaiveBayes.MahoutTest.csv2vectors(MahoutTest.java:53)
    at NaiveBayes.MahoutTest.main(MahoutTest.java:149)
  Caused by: java.lang.ClassNotFoundException: org.apache.mahout.math.function.IntDoubleProcedure
    at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
    ... 3 more
  </code></pre>
  
  <p>Thank you very much.</p>
  
  <p>My jar has already including mahout-math...jar and mahout-core...jar and some other jar.</p>