From a21b4f177d97eb93434edfebaa5990fda0ea9f48 Mon Sep 17 00:00:00 2001
From: drigato <denise.rigato@sourcefabric.org>
Date: Mon, 8 Sep 2014 11:48:18 -0400
Subject: [PATCH] Fixed a bug where we weren't checking if a variable was empty
 before using it

---
 airtime_mvc/application/services/SchedulerService.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/airtime_mvc/application/services/SchedulerService.php b/airtime_mvc/application/services/SchedulerService.php
index a31bd380a..f3b3a009c 100644
--- a/airtime_mvc/application/services/SchedulerService.php
+++ b/airtime_mvc/application/services/SchedulerService.php
@@ -183,6 +183,9 @@ class Application_Service_SchedulerService
                 ->limit(1)
                 ->findOne();
 
+            if (is_null($showInstanceWithMostRecentSchedule)) {
+                return null;
+            }
             $instanceId = $showInstanceWithMostRecentSchedule->getDbId();
         }