Bug 140620 Chart scripting errors are ignored
Write a chart with an invalid script, the execution simply ignores the script. This makes it difficult to debug scripting. The error message is also not precise and needs improvements.
chart/org.eclipse.birt.chart.device.extension/src/org/eclipse/birt/chart/device/swing/SwingRendererImpl.java
Object obj = _iun.peerInstance( );
			if ( obj instanceof JComponent )
			{
				JComponent jc = (JComponent) obj;
				if ( _eh != null )
				{
					jc.removeMouseListener( _eh );
					jc.removeMouseMotionListener( _eh );
					jc.removeKeyListener( _eh );
					_eh = null;
				}
			}
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.IDeviceRenderer#setProperty(java.lang.String,
	 *      java.lang.Object)
	 */
	public void setProperty( String sProperty, Object oValue )
	{
		if ( sProperty.equals( IDeviceRenderer.UPDATE_NOTIFIER ) )
		{
			_iun = (IUpdateNotifier) oValue;
			_lhmAllTriggers.clear( );
			Object obj = _iun.peerInstance( );
			if ( obj instanceof JComponent )
			{
				JComponent jc = (JComponent) obj;