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
.getScale( )
				.getType( ) : 0;
		Label la;
		for ( int i = 0; i < aax.getOverlayCount( ); i++ )
		{
			axOverlay = aax.getOverlay( i );
			la = axOverlay.getLabel( );
			scOA = axOverlay.getScale( );
			scOA.setEndPoints( scOA.getStart( )
					- scOA.getStartShift( )
					* iDirection, scOA.getEnd( )
					+ scOA.getEndShift( )
					* iDirection );
			dStart = sc.getStart( );
			dEnd = sc.getEnd( );
			scOA.setEndPoints( dStart, dEnd );
			scOA.computeTicks( ids,
					la,
					axOverlay.getLabelPosition( ),
					aax.getOrientation( ),
					dStart,
					dEnd,
					false,
					null );
			if ( !scOA.isStepFixed( ) )
			{
				oaMinMax = scOA.getMinMax( );
				while ( !scOA.checkFit( ids, la, axOverlay.getLabelPosition( ) ) )
				{
					if ( !scOA.zoomOut( ) )