Bug 203709 NullPointerException in TableAreaLayout
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/cache/TableAreaLayout.java
i = i + dummyCell.getColSpan( ) -1;
				}
			}
		}
		rows.add( row );
	}
	
	public void skipRow(RowArea area)
	{
		
	}
	
	protected boolean existDropCells()
	{
		if(unresolvedRow!=null)
		{
			for(int i=startCol; i<=endCol; i++)
			{
				CellArea cell = unresolvedRow.getCell( i );
				if(cell!=null && (isDropCell( cell ) || cell.getRowSpan()>1))
				{
					return true;
				}
			}
		}
		return false;
	}
	
	public void updateRow(RowArea rowArea, int specifiedHeight,  boolean finished)
	{