diff --git a/code/ModelAdmin.php b/code/ModelAdmin.php
index a5a97d95..294fe884 100755
--- a/code/ModelAdmin.php
+++ b/code/ModelAdmin.php
@@ -740,7 +740,12 @@ class ModelAdmin_CollectionController extends Controller {
 		$tf->setFieldListCsv($exportFields);
 
 		$url = '<a href=\"' . $this->Link() . '/$ID/edit\">$value</a>';
-		$tf->setFieldFormatting(array_combine(array_keys($summaryFields), array_fill(0,count($summaryFields), $url)));
+		if(count($summaryFields)) {
+			$tf->setFieldFormatting(array_combine(
+				array_keys($summaryFields), 
+				array_fill(0,count($summaryFields), $url)
+			));
+		}
 	
 		return $tf;
 	}