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/data/DataPackage.java
* <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute SERIES_GROUPING__ENABLED = eINSTANCE.getSeriesGrouping_Enabled( );
		/**
		 * The meta object literal for the '<em><b>Grouping Unit</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute SERIES_GROUPING__GROUPING_UNIT = eINSTANCE.getSeriesGrouping_GroupingUnit( );
		/**
		 * The meta object literal for the '<em><b>Grouping Origin</b></em>' containment reference feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EReference SERIES_GROUPING__GROUPING_ORIGIN = eINSTANCE.getSeriesGrouping_GroupingOrigin( );
		/**
		 * The meta object literal for the '<em><b>Grouping Interval</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute SERIES_GROUPING__GROUPING_INTERVAL = eINSTANCE.getSeriesGrouping_GroupingInterval( );
		/**
		 * The meta object literal for the '<em><b>Group Type</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated