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 -->
	 * @return the meta object for the attribute '<em>Tick Count</em>'.
	 * @see org.eclipse.birt.chart.model.component.Grid#getTickCount()
	 * @see #getGrid()
	 * @generated
	 */
	EAttribute getGrid_TickCount( );
	/**
	 * Returns the meta object for class '{@link org.eclipse.birt.chart.model.component.Label <em>Label</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for class '<em>Label</em>'.
	 * @see org.eclipse.birt.chart.model.component.Label
	 * @generated
	 */
	EClass getLabel( );
	/**
	 * Returns the meta object for the containment reference '{@link org.eclipse.birt.chart.model.component.Label#getCaption <em>Caption</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the containment reference '<em>Caption</em>'.
	 * @see org.eclipse.birt.chart.model.component.Label#getCaption()
	 * @see #getLabel()
	 * @generated
	 */
	EReference getLabel_Caption( );
	/**
	 * Returns the meta object for the containment reference '{@link org.eclipse.birt.chart.model.component.Label#getBackground <em>Background</em>}'.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @return the meta object for the containment reference '<em>Background</em>'.
	 * @see org.eclipse.birt.chart.model.component.Label#getBackground()
	 * @see #getLabel()