Bug 120503 Cascading Parameter can not drop into layout
Details: Cascading Parameter can not drop into layout Step: 1.Open a report design and Create a Sample Data Source and data set by "select * from CLASSICMODELS.CUSTOMERS" 2.New a cascading parameter and create CUSTOMERSNUMBER and CUSTOMERSNAME in parameter named number and name. Press OK 3.Drop parameter name into layout. Actual results: The parameter in Cascading Parameter Group can not drop to layout
UI/org.eclipse.birt.report.designer.ui.ide/src/org/eclipse/birt/report/designer/ui/ide/wizards/NewTemplateWizard.java
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			}
			catch ( IOException e1 )
			{
				
			}
		}
		final InputStream stream = streamFromPage;
		IRunnableWithProgress op = new IRunnableWithProgress( ) {
			public void run( IProgressMonitor monitor )
					throws InvocationTargetException
			{
				try
				{
					doFinish( containerName,
							fileName,
							stream,
							monitor );
				}
				catch ( CoreException e )
				{
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				}
				finally
				{
					monitor.done( );
				}
			}
		};
		try