Bug 152898 Error Bar Chart
Version: 3.2.0 Build id: I20060602-1317 The option of chart sometimes works ok, but sometimes it has the following error:
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/AutoScale.java
final int iStep = asInteger( oStep );
			final IDateFormatWrapper sdf = DateFormatWrapperFactory.getPreferredDateFormat( iUnit,
					rtc.getULocale( ) );
			String sText;
			cdt = cdtAxisValue;
			for ( int i = 0; i < da.length; i++ )
			{
				sText = ValueFormatter.format( cdt, fs, rtc.getULocale( ), sdf );
				if ( iLabelLocation == ABOVE || iLabelLocation == BELOW )
				{
					x = da[i] * dZoomFactor;
				}
				else if ( iLabelLocation == LEFT || iLabelLocation == RIGHT )
				{
					y = da[i] * dZoomFactor;
				}
				la.getCaption( ).setValue( sText );
				try
				{
					rr = computePolygon( xs, iLabelLocation, la, x, y );
				}
				catch ( IllegalArgumentException uiex )
				{
					throw new ChartException( ChartEnginePlugin.ID,
							ChartException.GENERATION,
							uiex );
				}
				Point p = rr.getPoint( iPointToCheck );
				if ( isAxisLabelStaggered( ) && baTickLabelStaggered[i] )
				{