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
if ( cdtV2.after( cdtMax ) )
						{
							oMax = cdtV2;
						}
					}
				}
			}
		}
		
		if ( bAnyStacked || ax.isPercent( ) )
		{
			if ( ax.getType( ).getValue( ) == AxisType.DATE_TIME )
			{
				throw new IllegalArgumentException( MessageFormat.format( Messages.getResourceBundle( rtc.getULocale( ) )
						.getString( "exception.stacked.datetime.axis.series" ), 
						new Object[]{
							ax
						} ) );
			}
			Object oValue;
			int iSeriesPerGroup;
			double dGroupMin, dGroupMax, dValue, dAbsTotal, dPercentMax = 0, dPercentMin = 0;
			double dAxisMin = Double.MAX_VALUE, dAxisMax = -Double.MAX_VALUE;
			ArrayList alSeriesGroupsPerAxis = ssl.getStackGroups( ax );
			ArrayList alSeriesPerGroup;
			StackGroup sg;
			DataSetIterator[] dsi = new DataSetIterator[ssl.getSeriesCount( ax )];
			if ( alSeriesGroupsPerAxis == null )
			{
				throw new ChartException( ChartEnginePlugin.ID,