title: Exception in thread "AWT-EventQueue-0" java.lang.NoClassDefFoundError
body: <p>I am trying to read a <code>.docx</code> file into a <code>JTextPane</code>, but its giving some exception. I am using <a href="https://stackoverflow.com/tags/apache-poi/info">POI</a> library. What should I do? Help me out, please. Here is my code:</p>
  
  <pre><code>file = new File(
      "C:\\Users\\Siddique Ansari\\Documents\\CV Parser\\Siddique_Resume.docx");
  FileInputStream fis=new FileInputStream(file.getAbsolutePath());
  XWPFDocument document=new XWPFDocument(fis);// line no 549
  extractor = new XWPFWordExtractor(document);
  String fileData = extractor.getText();
  Document doc = jTextPane1.getDocument();      
  System.out.println(fileData);
  doc.insertString(doc.getLength(), fileData, null);
  </code></pre>
  
  <p>And this is the <code>Exception</code>:</p>
  
  <pre>
  Exception in thread "AWT-EventQueue-0"
      java.lang.NoClassDefFoundError: org/apache/xmlbeans/XmlException
  at cvparser.ExcelSheet.jButton3ActionPerformed(ExcelSheet.java:549)
  at cvparser.ExcelSheet.access$400(ExcelSheet.java:39)
  at cvparser.ExcelSheet$5.actionPerformed(ExcelSheet.java:219)
  at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
  at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318)
  at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387)
  at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242)
  at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236)
  at java.awt.Component.processMouseEvent(Component.java:6263)
  at javax.swing.JComponent.processMouseEvent(JComponent.java:3267)
  at java.awt.Component.processEvent(Component.java:6028)
  at java.awt.Container.processEvent(Container.java:2041)
  at java.awt.Component.dispatchEventImpl(Component.java:4630)
  at java.awt.Container.dispatchEventImpl(Container.java:2099)
  at java.awt.Component.dispatchEvent(Component.java:4460)
  at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574)
  at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4238)
  at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168)
  at java.awt.Container.dispatchEventImpl(Container.java:2085)
  at java.awt.Window.dispatchEventImpl(Window.java:2475)
  at java.awt.Component.dispatchEvent(Component.java:4460)
  at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
  at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
  at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
  at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
  at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
  at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
  at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
  Caused by: java.lang.ClassNotFoundException: org.apache.xmlbeans.XmlException
  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)
  ... 28 more
  
  </pre>