Exception occurred during event dispatching:
java.lang.NullPointerException
at java.util.Hashtable.put(Hashtable.java:397)<br/>
at java.util.Properties.setProperty(Properties.java:122)<br/>
at java.lang.System.setProperty(System.java:687)<br/>
at agent.Translator.GoogleTranslate.Translate(GoogleTranslate.java:42)<br/>
at agent.Translator.Translator$2.actionPerformed(Translator.java:151)<br/>
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1461)<br/>
at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1515)<br/>
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:392)<br/>
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:264)<br/>
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:254)<br/>
at java.awt.Component.processMouseEvent(Component.java:3799)<br/>
at java.awt.Component.processEvent(Component.java:3628)<br/>
at java.awt.Container.processEvent(Container.java:1203)<br/>
at java.awt.Component.dispatchEventImpl(Component.java:2678)<br/>
at java.awt.Container.dispatchEventImpl(Container.java:1252)<br/>
at java.awt.Component.dispatchEvent(Component.java:2581)<br/>
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:2498)<br/>
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:2263)<br/>
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:2172)<br/>
at java.awt.Container.dispatchEventImpl(Container.java:1239)<br/>
at java.awt.Window.dispatchEventImpl(Window.java:964)<br/>
at java.awt.Component.dispatchEvent(Component.java:2581)<br/>
at java.awt.EventQueue.dispatchEvent(EventQueue.java:434)<br/>
at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234)<br/>
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:141)<br/>
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:132)<br/>
at java.awt.EventDispatchThread.run(EventDispatchThread.java:124)