From ddf8ff09ff499dc65ee7e48e2bbf663dee7a2213 Mon Sep 17 00:00:00 2001
From: Samuel Georges <sam@daftspunk.com>
Date: Thu, 3 Sep 2015 07:15:52 +1000
Subject: [PATCH] Fixes #1416 to include empty strings

---
 modules/backend/widgets/Lists.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/backend/widgets/Lists.php b/modules/backend/widgets/Lists.php
index 52fb3458e..f500abeb7 100644
--- a/modules/backend/widgets/Lists.php
+++ b/modules/backend/widgets/Lists.php
@@ -804,7 +804,7 @@ class Lists extends WidgetBase
         /*
          * Apply default value.
          */
-        if (is_null($value)) {
+        if ($value === '' || $value === null) {
             $value = $column->defaults;
         }