Bug 168148 [regression]Table with chart from library fails to preview.[01][0001]
Description: Table with chart from library fails to preview. Build number:2.1.2.v20061215 and 2.2.0.v20061213 Steps to reproduce: 1.Create a library, create a sample DB data source and data set: select * from orders 2.Insert a tabel to the library, bind data set to the table 3.Insert a group for the tabel ,group by "row["OrderDate"]", Interval: Year, Range:1 4.Drag a chart into 3rd cell on group row, bar chart, go to "Select Data" tab , bind data set, X Series:row["OrderDate"], Y Series:row["OrderNumger"]; click "Finish" button 5.Create a new report, use the library 6.Drag the table in the library to the report. 7.Preview in html. Expected Result: Report content displays without errors. Actual result: Error happened while running the report.(same for 2.1.2 and 2.2.0) Error log: org.eclipse.birt.report.service.api.ReportServiceException: Error happened while running the report
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/util/ModelUtil.java
PropertyDefn propDefn = (PropertyDefn) propDefns.get( i );
			
			
			
			CollationKey key = collator.getCollationKey( propDefn
					.getDisplayName( ) );
			keysMap.put( propDefn, key );
		}
		Collections.sort( propDefns, new Comparator( ) {
			public int compare( Object o1, Object o2 )
			{
				PropertyDefn p1 = (PropertyDefn) o1;
				PropertyDefn p2 = (PropertyDefn) o2;
				CollationKey key1 = (CollationKey) keysMap.get( p1 );
				CollationKey key2 = (CollationKey) keysMap.get( p2 );
				
				
				
				return key1.compareTo( key2 );
			}
		} );
		return propDefns;
	}
	/**
	 * Sorts a list of element by their internal names.
	 * 
	 * @param elements
	 *            a list of <code>DesignElementHandle</code>
	 * @return a sorted list of element.
	 */