From 8930304dfc78b2edcf75733909a5f7a50440c0e5 Mon Sep 17 00:00:00 2001
From: Simon Welsh <simon@simon.geek.nz>
Date: Tue, 7 May 2013 08:15:27 +1200
Subject: [PATCH] Only set GridField state in request if a value is submitted

---
 forms/gridfield/GridField.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/forms/gridfield/GridField.php b/forms/gridfield/GridField.php
index b6d0ffbf5..83b1a3cb9 100644
--- a/forms/gridfield/GridField.php
+++ b/forms/gridfield/GridField.php
@@ -670,7 +670,7 @@ class GridField extends FormField {
 		$this->setDataModel($model);
 
 		$fieldData = $this->request->requestVar($this->getName());
-		if($fieldData && $fieldData['GridState']) $this->getState(false)->setValue($fieldData['GridState']);
+		if($fieldData && isset($fieldData['GridState'])) $this->getState(false)->setValue($fieldData['GridState']);
 		
 		foreach($this->getComponents() as $component) {
 			if(!($component instanceof GridField_URLHandler)) {