Bug 181361 Exception is thrown out in Chart builder when you set all null values for Value Series [0001]
Description: Exception is thrown out in Chart builder when you set all null values for Value Series. Build number: 2.2.0.v20070405-0630 Steps to reproduce: 1. Create a Bar Chart, set all null value data for Value Series. Expected result: No exception is thrown out. Actual result: Exception is thrown out (See the screenshot). Error log: N/A
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/PlotWith2DAxes.java
OneAxis oaxOverlay = null;
		int iTickStyle, iAxisType, j, iTitleLocation;
		int iOverlayCount = aax.getOverlayCount( );
		int iOrientation = aax.getOrientation( );
		double dStart, dEnd, dAxisLabelsThickness;
		Label laAxisTitle;
		Scale scModel;
		Series[] sea = cwa.getSeries( IConstants.ORTHOGONAL );
		Map seriesRenderingHints = rtc.getSeriesRenderers( );
		
		for ( int i = 0; i < iOverlayCount; i++ )
		{
			
			j = iOverlayCount - i - 1;
			
			oaxOverlay = aax.getOverlay( j );
			iTickStyle = oaxOverlay.getCombinedTickStyle( );
			iTitleLocation = oaxOverlay.getTitlePosition( );
			laAxisTitle = oaxOverlay.getTitle( );
			iAxisType = getAxisType( axaOrthogonal[j] );
			scModel = axaOrthogonal[j].getScale( );
			sc = AutoScale.computeScale( ids,
					oaxOverlay,
					new DataSetIterator( getMinMax( axaOrthogonal[j], iAxisType ),
							iAxisType ),
					iAxisType,
					dAxisStart,
					dAxisEnd,
					scModel,
					axaOrthogonal[j].getFormatSpecifier( ),