org/dom4j/DocumentException: Hibernate Error: Initial SessionFactory creation failed java.lang.NoClassDefFoundError:org/dom4j/DocumentException

Hibernate Error: Initial SessionFactory creation failed

java.lang.NoClassDefFoundError:org/dom4j/DocumentException

The below exception is very common and caused by missing the dependency library – dom4j.

Exception in thread "main" java.lang.NoClassDefFoundError: org/dom4j/DocumentException

       at com.hibernate.utils.HibernateUtil.getSessionFactory(HibernateUtil.java:15)

       at com.hibernate.application.RunApplication.main(RunApplication.java:16)

Caused by: java.lang.ClassNotFoundException: org.dom4j.DocumentException

       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)

       ... 2 more

Solution:

Download the dom4j  and the library jar file to the eclipse class path as shown below:

You can download the library here – 

Or

Add the dependency in Maven’s pom.xml

<dependency>

      <groupId>dom4j</groupId>

      <artifactId>dom4j</artifactId>

      <version>1.6.1</version>

</dependency>

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