From 94addf4ca96f537ba24da4d4ef94d5333ed6490e Mon Sep 17 00:00:00 2001
From: Alexander Demidov <dimti@bk.ru>
Date: Tue, 24 Dec 2013 10:00:51 +0400
Subject: [PATCH] Correct SqlResultProvider::fetchField() to work with empty
 results.

---
 model/SqlResultProvider.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/model/SqlResultProvider.php b/model/SqlResultProvider.php
index 78534d9..0bae36f 100644
--- a/model/SqlResultProvider.php
+++ b/model/SqlResultProvider.php
@@ -76,7 +76,11 @@ class SqlResultProvider
      */
     public function fetchField($field)
     {
-        return current($this->result_items)->{$field};
+        $item = current($this->result_items);
+        if ($item) {
+            return $item->{$field};
+        }
+        return false;
     }
 
     public function fetch()