diff --git a/Classes/PHPExcel/Writer/Excel2007/Chart.php b/Classes/PHPExcel/Writer/Excel2007/Chart.php
index d27c7af5..705a4072 100644
--- a/Classes/PHPExcel/Writer/Excel2007/Chart.php
+++ b/Classes/PHPExcel/Writer/Excel2007/Chart.php
@@ -953,14 +953,17 @@ class PHPExcel_Writer_Excel2007_Chart extends PHPExcel_Writer_Excel2007_WriterPa
 						$objWriter->writeAttribute('val', $plotSeriesValues->getPointCount() );
 					$objWriter->endElement();
 
-					foreach($plotSeriesValues->getDataValues() as $plotSeriesKey => $plotSeriesValue) {
-						$objWriter->startElement('c:pt');
-							$objWriter->writeAttribute('idx', $plotSeriesKey );
+					$dataValues = $plotSeriesValues->getDataValues();
+					if (!empty($dataValues)) {
+						foreach($dataValues as $plotSeriesKey => $plotSeriesValue) {
+							$objWriter->startElement('c:pt');
+								$objWriter->writeAttribute('idx', $plotSeriesKey );
 
-							$objWriter->startElement('c:v');
-								$objWriter->writeRawData( $plotSeriesValue );
+								$objWriter->startElement('c:v');
+									$objWriter->writeRawData( $plotSeriesValue );
+								$objWriter->endElement();
 							$objWriter->endElement();
-						$objWriter->endElement();
+						}
 					}
 
 				$objWriter->endElement();
diff --git a/changelog.txt b/changelog.txt
index 06eac57d..bdfa9644 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -37,6 +37,7 @@ Fixed in develop branch:
 - Bugfix:   (MBaker)     Work items 15799 and 18278 - Background color cell is always black when editing cell
 - Bugfix:   (MBaker)     Work items 15905 and 18183 - Allow "no impact" to formats on Conditional Formatting
 - Bugfix:   (wackonline) OOCalc Reader fix for NULL cells
+- Bugfix:   (seltzlab)   Fix to excel2007 Chart Writer when a $plotSeriesValues is empty
 
 
 2012-05-19 (v1.7.7):