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
* else if (oMinimum instanceof DateTimeDataElement) {
				 * sc.oMinimum = ((DateTimeDataElement)
				 * oMinimum).getValueAsCDateTime(); }
				 */
				else
				{
					throw new ChartException( ChartEnginePlugin.ID,
							ChartException.GENERATION,
							"exception.invalid.minimum.scale.value", 
							new Object[]{
									sc.oMinimum,
									ax.getModelAxis( ).getType( ).getName( )
							},
							Messages.getResourceBundle( rtc.getULocale( ) ) );
				}
				sc.bMinimumFixed = true;
			}
			
			if ( oMaximum != null )
			{
				if ( oMaximum instanceof NumberDataElement )
				{
					sc.oMaximum = new Double( ( (NumberDataElement) oMaximum ).getValue( ) );
				}
				/*
				 * else if (oMaximum instanceof DateTimeDataElement) {
				 * sc.oMaximum = ((DateTimeDataElement)
				 * oMaximum).getValueAsCDateTime(); }
				 */
				else