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
return;
		}
		if ( lia.getColor( ).isSetTransparency( )
				&& lia.getColor( ).getTransparency( ) == 0 )
		{
			return;
		}
		
		final Location loStart = lre.getStart( );
		final Location loEnd = lre.getEnd( );
		Stroke sPrevious = null, sCurrent = getCachedStroke( lia );
		if ( sCurrent != null ) 
		{
			sPrevious = _g2d.getStroke( );
			_g2d.setStroke( sCurrent );
		}
		_g2d.setColor( (Color) _ids.getColor( lia.getColor( ) ) );
		_g2d.draw( new Line2D.Double( loStart.getX( ),
				loStart.getY( ),
				loEnd.getX( ),
				loEnd.getY( ) ) );
		if ( sPrevious != null ) 
		{
			_g2d.setStroke( sPrevious );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.IPrimitiveRenderer#drawRectangle(org.eclipse.birt.chart.event.RectangleRenderEvent)