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.engine/src/org/eclipse/birt/chart/event/WrappedInstruction.java
{
	private final DeferredCache dc;
	private final int iInstruction;
	private ArrayList alEvents = null;
	private PrimitiveRenderEvent pre = null;
	/**
	 * @param dc
	 * @param alEvents
	 * @param iInstruction
	 */
	public WrappedInstruction( DeferredCache dc, ArrayList alEvents,
			int iInstruction )
	{
		this.dc = dc;
		this.alEvents = alEvents;
		this.iInstruction = iInstruction;
	}
	/**