Unable to create a docx file

[Akshay]

Hi, i am unable to create a docx file...
Giving Exception in line: WordprocessingMLPackage wmlPack = new WordprocessingMLPackage(); as NoClassDefFoundError.

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/log4j/Logger
at org.docx4j.openpackaging.Base.<clinit>(Base.java:42)
at NewClass1.main(NewClass1.java:21)
Caused by: java.lang.ClassNotFoundException: org.apache.log4j.Logger
at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
... 2 more

so, i am unable to create a docx file.
Please help me to resolve this.

[jason]

Add log4j and docx4j's other dependencies to your class path.