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/Axis.java
* @see #unsetOrientation()
	 * @see #getOrientation()
	 * @generated
	 */
	void setOrientation( Orientation value );
	/**
	 * Unsets the value of the '{@link org.eclipse.birt.chart.model.component.Axis#getOrientation <em>Orientation</em>}' attribute.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #isSetOrientation()
	 * @see #getOrientation()
	 * @see #setOrientation(Orientation)
	 * @generated
	 */
	void unsetOrientation( );
	/**
	 * Returns whether the value of the '
	 * {@link org.eclipse.birt.chart.model.component.Axis#getOrientation <em>Orientation</em>}' attribute is set. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @return whether the value of the '<em>Orientation</em>' attribute is set.
	 * @see #unsetOrientation()
	 * @see #getOrientation()
	 * @see #setOrientation(Orientation)
	 * @generated
	 */
	boolean isSetOrientation( );
	/**
	 * Returns the value of the '<em><b>Line Attributes</b></em>' containment reference. <!-- begin-user-doc -->
	 * <!-- end-user-doc --> <!-- begin-model-doc -->
	 *