From afa0dc0956b23ae91e654d4d0ea7defd0378c321 Mon Sep 17 00:00:00 2001
From: "Alexander A. Klimov" <alexander.klimov@netways.de>
Date: Tue, 12 May 2015 10:29:50 +0200
Subject: [PATCH] SortBox::handleRequest(): check whether $this->query !== null

refs #9220
---
 library/Icinga/Web/Widget/SortBox.php | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/library/Icinga/Web/Widget/SortBox.php b/library/Icinga/Web/Widget/SortBox.php
index 7896fb8ef..022efdf32 100644
--- a/library/Icinga/Web/Widget/SortBox.php
+++ b/library/Icinga/Web/Widget/SortBox.php
@@ -109,11 +109,13 @@ class SortBox extends AbstractWidget
 
     public function handleRequest(Request $request = null)
     {
-        if ($request === null) {
-            $request = Icinga::app()->getFrontController()->getRequest();
-        }
-        if ($sort = $request->getParam('sort')) {
-            $this->query->order($sort, $request->getParam('dir'));
+        if ($this->query !== null) {
+            if ($request === null) {
+                $request = Icinga::app()->getFrontController()->getRequest();
+            }
+            if ($sort = $request->getParam('sort')) {
+                $this->query->order($sort, $request->getParam('dir'));
+            }
         }
         return $this;
     }