From fe840150778f76a9d8b37f0843942de49bf0a17e Mon Sep 17 00:00:00 2001
From: Mark Baker <mark@lange.demon.co.uk>
Date: Sat, 16 Nov 2013 10:38:30 +0000
Subject: [PATCH] On the chance that a cell doesn't have a defined style but
 it's still trying to be formatted

---
 Classes/PHPExcel/Worksheet.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Classes/PHPExcel/Worksheet.php b/Classes/PHPExcel/Worksheet.php
index 24b5e3e8..9d7a5007 100644
--- a/Classes/PHPExcel/Worksheet.php
+++ b/Classes/PHPExcel/Worksheet.php
@@ -2426,7 +2426,7 @@ class PHPExcel_Worksheet implements PHPExcel_IComparable
                             $style = $this->_parent->getCellXfByIndex($cell->getXfIndex());
                             $returnValue[$rRef][$cRef] = PHPExcel_Style_NumberFormat::toFormattedString(
                             	$returnValue[$rRef][$cRef],
-								($style->getNumberFormat()) ?
+								($style && $style->getNumberFormat()) ?
 									$style->getNumberFormat()->getFormatCode() :
 									PHPExcel_Style_NumberFormat::FORMAT_GENERAL
                             );