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
Stroke sPrevious = null;
		Stroke sCurrent = getCachedStroke( lia );
		if ( sCurrent != null ) 
		{
			sPrevious = _g2d.getStroke( );
			_g2d.setStroke( sCurrent );
		}
		_g2d.setColor( cFG );
		if ( are.getInnerRadius( ) >= 0
				&& are.getOuterRadius( ) > 0
				&& are.getInnerRadius( ) < are.getOuterRadius( ) )
		{
			Shape outerArc = new Arc2D.Double( are.getTopLeft( ).getX( )
					+ ( are.getWidth( ) - 2 * are.getOuterRadius( ) )
					/ 2,
					are.getTopLeft( ).getY( )
							+ ( are.getHeight( ) - 2 * are.getOuterRadius( ) )
							/ 2,
					2 * are.getOuterRadius( ),
					2 * are.getOuterRadius( ),
					are.getStartAngle( ),
					are.getAngleExtent( ),
					Arc2D.PIE );
			Shape innerArc = new Arc2D.Double( are.getTopLeft( ).getX( )
					+ ( are.getWidth( ) - 2 * are.getInnerRadius( ) )
					/ 2,
					are.getTopLeft( ).getY( )
							+ ( are.getHeight( ) - 2 * are.getInnerRadius( ) )
							/ 2,
					2 * are.getInnerRadius( ),