From 7a2d8eda8dd8c37198d0e754218cdedd12e3fde4 Mon Sep 17 00:00:00 2001
From: Eric Lippmann <eric.lippmann@icinga.com>
Date: Tue, 4 Apr 2017 09:17:52 +0200
Subject: [PATCH] Fix exception when the response from the Icinga 2 API has an
 empty result set

fixes #2805
---
 .../Monitoring/Command/Transport/ApiCommandTransport.php      | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/modules/monitoring/library/Monitoring/Command/Transport/ApiCommandTransport.php b/modules/monitoring/library/Monitoring/Command/Transport/ApiCommandTransport.php
index bca3f80a1..6dc5fea24 100644
--- a/modules/monitoring/library/Monitoring/Command/Transport/ApiCommandTransport.php
+++ b/modules/monitoring/library/Monitoring/Command/Transport/ApiCommandTransport.php
@@ -215,7 +215,9 @@ class ApiCommandTransport implements CommandTransportInterface
             );
         }
         $result = array_pop($response['results']);
-        if ($result['code'] < 200 || $result['code'] >= 300) {
+        if (! empty($result)
+            && ($result['code'] < 200 || $result['code'] >= 300)
+        ) {
             throw new CommandTransportException(
                 'Can\'t send external Icinga command: %u %s',
                 $result['code'],