Bug 203709 NullPointerException in TableAreaLayout
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/cache/TableAreaLayout.java
{
						CellArea ca= unresolvedRow.getCell( i );
						if(ca!=null)
						{
							ICellContent cc = (ICellContent)ca.getContent( );
							cellContent = new ClonedCellContent(cc, getRowSpan(
									(IRowContent) rowArea.getContent(), ca,
									unresolvedRow.row));
						}
						
					}
					
					if(cellContent==null)
					{
						
						cellContent = tableContent.getReportContent( )
									.createCellContent( );
						cellContent.setColumn( i );
						cellContent.setColSpan( 1 );
						cellContent.setRowSpan( 1 );
						cellContent.setParent( rowArea.getContent( ) );
					}
					int startColumn = cellContent.getColumn( );
					int endColumn = cellContent.getColSpan( ) + startColumn;
					CellArea emptyCell = AreaFactory
							.createCellArea( cellContent );
					resolveBorderConflict( emptyCell, false );
					IStyle areaStyle = emptyCell.getStyle( );
					/*areaStyle.setProperty( IStyle.STYLE_BORDER_TOP_WIDTH,
							IStyle.NUMBER_0 );*/