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/model/component/ComponentPackage.java
* <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute LABEL__VISIBLE = eINSTANCE.getLabel_Visible( );
		/**
		 * The meta object literal for the '{@link org.eclipse.birt.chart.model.component.impl.MarkerLineImpl <em>Marker Line</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.birt.chart.model.component.impl.MarkerLineImpl
		 * @see org.eclipse.birt.chart.model.component.impl.ComponentPackageImpl#getMarkerLine()
		 * @generated
		 */
		EClass MARKER_LINE = eINSTANCE.getMarkerLine( );
		/**
		 * The meta object literal for the '<em><b>Line Attributes</b></em>' containment reference feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EReference MARKER_LINE__LINE_ATTRIBUTES = eINSTANCE.getMarkerLine_LineAttributes( );
		/**
		 * The meta object literal for the '<em><b>Value</b></em>' containment reference feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EReference MARKER_LINE__VALUE = eINSTANCE.getMarkerLine_Value( );
		/**
		 * The meta object literal for the '<em><b>Label</b></em>' containment reference feature.