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
ChartException.DATA_SET,
						"exception.internal.stack.series.setup", 
						new Object[]{
							ax
						},
						Messages.getResourceBundle( rtc.getULocale( ) ) );
			}
			logger.log( ILogger.INFORMATION,
					Messages.getString( "info.processing.stacked.info", 
							new Object[]{
								ax
							},
							rtc.getULocale( ) ) );
			int iSeriesIndex, iDataSetCount = ssl.getUnitCount( );
			for ( int k = 0; k < iDataSetCount; k++ ) 
			{
				dAbsTotal = 0;
				iSeriesIndex = 0;
				for ( int i = 0; i < alSeriesGroupsPerAxis.size( ); i++ )
				{
					sg = (StackGroup) alSeriesGroupsPerAxis.get( i );
					alSeriesPerGroup = sg.getSeries( );
					iSeriesPerGroup = alSeriesPerGroup.size( );
					if ( iSeriesPerGroup > 0 )
					{
						se = (Series) alSeriesPerGroup.get( 0 );
						ds = se.getDataSet( );
						if ( dsi[iSeriesIndex] == null )
						{
							dsi[iSeriesIndex] = new DataSetIterator( ds );