title: How can I add the external jar to the eclipse rcp application?
body: <p>I tried to add the apache vfs jar file as the runtime dependency. Even though it throws the below error:</p>
  
  <p>java.lang.ClassNotFoundException: org.apache.commons.vfs.VFS
      at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:489)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:405)
      at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:393)
      at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:105)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
      at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
      at file_explorer.View.setInput(View.java:295)
      at file_explorer.View.initialize(View.java:130)</p>
  
  <p>How can i resolve this, thanks in advance.</p>