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/device/IDeviceRenderer.java
IPrimitiveRenderer,
		IStructureDefinitionListener
{
	/**
	 * A property name that identifies a device-specific file identifier
	 */
	public static final String FILE_IDENTIFIER = "device.file.identifier"; 
	/**