Bug 124501 need uninstall of jst.utility facet
The jst.utility facet needs an uninstall delegate. Without it, it is not possible to deselect this facet and select/install the Dynamic Web Module facet on an existing project.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/core/model/schematic/TableHandleAdapter.java
.newTableRow( );
		addCell( rowHandle );
		getTableHandle( ).getSlot( id ).add( rowHandle );
		transEnd( );
	}
	/**
	 * Delete row in model
	 * 
	 * @param id
	 * @throws SemanticException
	 */
	public void deleteRowInSlotHandle( int id ) throws SemanticException
	{
		transStar( TRANS_LABEL_NOT_INCLUDE + getOperationName( id ) );
		int[] rows = new int[0];
		Iterator itor = getTableHandle( ).getSlot( id ).iterator( );
		while ( itor.hasNext( ) )
		{
			Object obj = itor.next( );
			RowHandleAdapter adapt = HandleAdapterFactory.getInstance( )
					.getRowHandleAdapter( obj );
			int lenegth = rows.length;
			int[] temp = new int[lenegth + 1];
			System.arraycopy( rows, 0, temp, 0, lenegth );
			temp[lenegth] = adapt.getRowNumber( );
			rows = temp;
		}
		deleteRow( rows );
		transEnd( );
	}