orika Exception in thread "main" java.lang.NoClassDefFoundError: javassist/CannotCompileException
<p>I'm doing the following and get as reward :</p>

<pre><code>Exception in thread "main" java.lang.NoClassDefFoundError: 
    javassist/CannotCompileException
</code></pre>

<p>Does anyone know why ? </p>

<pre><code>package javaapplication1;

import ma.glasnost.orika.MapperFactory;
import ma.glasnost.orika.impl.DefaultMapperFactory;

public class JavaApplication1 {

    public static void main(String[] args) {
        MapperFactory factory = new DefaultMapperFactory();

    }
}
</code></pre>
