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
int samColumnWidth = 0;
		for ( int i = 0; i < columnCount; i++ )
		{
			if ( i != columnCount - 1 )
			{
				samColumnWidth = samColumnWidth
						+ tableHelper.caleVisualWidth( i + 1 );
			}
		}
		int lastColumnWidth = size.width - samColumnWidth;
		if ( lastColumnWidth < tableHelper.getMinWidth( columnCount ) )
		{
			lastColumnWidth = tableHelper.getMinWidth( columnCount );
			HandleAdapterFactory.getInstance( ).getColumnHandleAdapter(
					getColumn( columnCount ) ).setWidth( lastColumnWidth );
		}
		else if ( lastColumnWidth != tableHelper.caleVisualWidth( columnCount ) )
		{
			HandleAdapterFactory.getInstance( ).getColumnHandleAdapter(
					getColumn( columnCount ) ).setWidth( lastColumnWidth );
		}
		int rowCount = getRowCount( );
		int samRowHeight = 0;
		for ( int i = 0; i < rowCount; i++ )
		{
			if ( i != rowCount - 1 )
			{
				samRowHeight = samRowHeight
						+ tableHelper.caleVisualHeight( i + 1 );
			}