Bug 136522 [Regression]DateTime parameter can't be drag to the layout
Steps to reproduce: 1.New a date time parameter 2.Drag it to the layout Actual result: A BIRT exception occurred. Plug-in Provider:Eclipse.org Plug-in Name:BIRT Model Plug-in ID:org.eclipse.birt.report.model Version:2.1.0.N20060412-2230 Error Code:Error.PropertyValueException.CHOICE_NOT_FOUND Error Message:The choice value "dateTime" is not found.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dnd/InsertInLayoutUtil.java
return items != null
					&& items.length > 1
					&& target != null
					&& ( target instanceof DesignElementHandle || target instanceof ListBandProxy );
		}
		/**
		 * 
		 * Returns multiple insert positions in form of array
		 */
		public Object getInsertPosition( )
		{
			Object[] positions = new Object[items.length];
			if ( target instanceof CellHandle )
			{
				CellHandle firstCell = (CellHandle) target;
				TableHandleAdapter tableAdapter = HandleAdapterFactory.getInstance( )
						.getTableHandleAdapter( getTableHandle( firstCell ) );
				int currentColumn = HandleAdapterFactory.getInstance( )
						.getCellHandleAdapter( firstCell )
						.getColumnNumber( );
				int currentRow = HandleAdapterFactory.getInstance( )
						.getCellHandleAdapter( firstCell )
						.getRowNumber( );
				int columnDiff = currentColumn
						+ items.length
						- tableAdapter.getColumnCount( )
						- 1;
				
				if ( columnDiff > 0 )
				{