Bug 183217 suppress duplicates leaving whitespace
I am not certain this is a bug, but if I set suppress duplicates on all the columns, I still get whitespace for suppressed rows. 2.1.2 did not do this. This issue happens in the M6 build.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/cache/TableAreaLayout.java
areaStyle.setProperty( IStyle.STYLE_PADDING_TOP, IStyle.NUMBER_0 );
					areaStyle.setProperty( IStyle.STYLE_MARGIN_TOP, IStyle.NUMBER_0 );
					emptyCell.setWidth( getCellWidth( startColumn, endColumn ) );
					emptyCell.setPosition( layoutInfo.getXPosition( i ), 0 );
					rowArea.addChild( emptyCell );
					 i = i + emptyCell.getColSpan( ) -1;
				}
				
			}
		}
		
		
		if(height>0)
		{
			Iterator iter = rowArea.getChildren( );
			while(iter.hasNext( ))
			{
				CellArea cell = (CellArea)iter.next( );
				if(cell.getRowSpan( )==1)
				{
					cell.setHeight( height );
					verticalAlign( cell );
				}
			}
			rowArea.setHeight( height );
		}
		
		if(firstRow && existDropCells())
		{
			mergeDropCell(rowArea);