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
if ( oMaximum != null )
			{
				if ( oMaximum instanceof DateTimeDataElement )
				{
					sc.oMaximum = ( (DateTimeDataElement) oMaximum ).getValueAsCDateTime( );
				}
				else
				{
					throw new ChartException( ChartEnginePlugin.ID,
							ChartException.GENERATION,
							"exception.invalid.maximum.scale.value", 
							new Object[]{
									sc.oMaximum,
									ax.getModelAxis( ).getType( ).getName( )
							},
							Messages.getResourceBundle( rtc.getULocale( ) ) );
				}
				sc.bMaximumFixed = true;
			}
			
			
			/*
			 * if (oStep != null) { sc.oStep = oStep; sc.bStepFixed = true; //
			 * VALIDATE OVERRIDDEN STEP if (((Double) sc.oStep).doubleValue() <=
			 * 0) { throw new GenerationException("Invalid 'step({0}) <= 0'
			 * specified for axis scale" + oStep ); //
			 * i18n_CONCATENATIONS_REMOVED } }
			 */