Bug 206603 Table column is not rendered in pdf if its width is set in ems
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFTableLM.java
}
		maxAvaHeight = root.getContentHeight( ) - getBottomBorderWidth( );
	}
	protected void closeLayout( )
	{
		regionLayout = null;
		
		if ( root == null )
		{
			return;
		}
		/*
		 * 1. resolve all unresolved cell 2. resolve table bottom border 3.
		 * update height of Root area 4. update the status of TableAreaLayout
		 */
		int borderHeight = 0;
		if ( layout != null )
		{
			int height = layout.resolveAll( );
			if ( 0 != height)
			{
				currentBP = currentBP + height;
			}
			borderHeight = layout.resolveBottomBorder( );
			layout.remove( (TableArea) root );
		}
		
		if(isLast)
		{
			root.setHeight( getCurrentBP( ) + getOffsetY( ) + borderHeight );