diff --git a/airtime_mvc/application/models/Preference.php b/airtime_mvc/application/models/Preference.php
index 509abecf7..82b29e387 100644
--- a/airtime_mvc/application/models/Preference.php
+++ b/airtime_mvc/application/models/Preference.php
@@ -530,14 +530,19 @@ class Application_Model_Preference
     public static function GetLatestLink(){
         $link = self::GetValue("latest_link");
         if($link == null || strlen($link) == 0) {
-            return "";
+            return "http://www.sourcefabric.org/en/airtime/download/";
         } else {
             return $link;
         }
     }
     
     public static function SetLatestLink($link){
-        self::SetValue("latest_link", $link);
+        $pattern = "#^(http|https|ftp)://" .
+                    "([a-zA-Z0-9]+\.)*[a-zA-Z0-9]+" .
+                    "(/[a-zA-Z0-9\-\.\_\~\:\?\#\[\]\@\!\$\&\'\(\)\*\+\,\;\=]+)*/?$#";
+        if(preg_match($pattern, $link)) {
+            self::SetValue("latest_link", $link);
+        }
     }
 
     public static function SetUploadToSoundcloudOption($upload) {
diff --git a/utils/phone_home_stat.php b/utils/phone_home_stat.php
index 24a975d06..6b3d8ecde 100644
--- a/utils/phone_home_stat.php
+++ b/utils/phone_home_stat.php
@@ -72,6 +72,8 @@ if(Application_Model_Preference::GetSupportFeedback() == '1'){
     
     curl_setopt($ch, CURLOPT_POSTFIELDS, $dataArray);
     $result = curl_exec($ch);
+    
+    curl_close($ch);
 }
 
 // Get latest version from stat server and store to db
@@ -82,10 +84,16 @@ if(Application_Model_Preference::GetPlanLevel() == 'disabled'){
     curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
     curl_setopt($ch, CURLOPT_URL, $url);
     $result = curl_exec($ch);
-    $resultArray = explode("\n", $result);
     
-    Application_Model_Preference::SetLatestVersion($resultArray[0]);
-    Application_Model_Preference::SetLatestLink($resultArray[1]);
+    if(curl_errno($ch)) {
+        echo "curl error: " . curl_error($ch) . "\n";
+    } else {
+        $resultArray = explode("\n", $result);
+        Application_Model_Preference::SetLatestVersion($resultArray[0]);
+        Application_Model_Preference::SetLatestLink($resultArray[1]);
+    }
+    
+    curl_close($ch);
 }
 
 /**