Bug 213810 [2.2.2 acceptance] Error occurs when create a third axis.
description: Error occurs when create a third axis. build version: 2.2.2 v20071224-1008 steps to reproduce: 1. New a report. 2. New a datasource with sample DB and new a dataset with table payments. 3. New bar chart. 4. On Select Chart Type page, select Multi-Y Axis as More Axes. 5. On Select Data page, bind the dataset, select customernumber as Series1 of Axis1, create a secondary Axis, select PAYMENTDATE as Series1 of Axis2, create a third Axis. Expected result: The third Axis should be created correctly. Actual result: Error occurs: Unable to use a non-datetime data to render a datetime axis.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/PlotWith2DAxes.java
}
						else
						{
							final double dV2 = asDouble( oV2 ).doubleValue( );
							if ( Math.max( asDouble( oMax ).doubleValue( ), dV2 ) == dV2 )
							{
								oMax = oV2;
							}
						}
					}
				}
				catch ( ClassCastException ex )
				{
					throw new ChartException( ChartEnginePlugin.ID,
							ChartException.DATA_SET,
							"exception.datetime.data.numerical.axis",  
							Messages.getResourceBundle( rtc.getULocale( ) ) );
				}
			}
			else if ( ( iType & DATE_TIME ) == DATE_TIME )
			{
				try
				{
					if ( oV1 != null ) 
										
					{
						if ( oMin == null )
						{
							oMin = oV1;
						}