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/impl/DataFactoryImpl.java
return dateTimeDataSet;
	}
	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public NumberDataElement createNumberDataElement( )
	{
		NumberDataElementImpl numberDataElement = new NumberDataElementImpl( );
		return numberDataElement;
	}
	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public NumberDataSet createNumberDataSet( )
	{
		NumberDataSetImpl numberDataSet = new NumberDataSetImpl( );
		return numberDataSet;
	}
	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public OrthogonalSampleData createOrthogonalSampleData( )
	{
		OrthogonalSampleDataImpl orthogonalSampleData = new OrthogonalSampleDataImpl( );
		return orthogonalSampleData;
	}
	/**