From a92c3c7ca393fa516342732118a0ceb156ddf57f Mon Sep 17 00:00:00 2001
From: alejandro-campos <alejandro.campos@artica.es>
Date: Wed, 26 Aug 2020 11:47:54 +0200
Subject: [PATCH] fix bug in combined graphs

---
 pandora_console/include/functions_graph.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pandora_console/include/functions_graph.php b/pandora_console/include/functions_graph.php
index bf09416cba..bbbeb07e80 100644
--- a/pandora_console/include/functions_graph.php
+++ b/pandora_console/include/functions_graph.php
@@ -1507,7 +1507,9 @@ function graphic_combined_module(
                     }
                 }
 
-                $agent_module_id = $agent_module_id['module'];
+                if (is_array($agent_module_id)) {
+                     $agent_module_id = $agent_module_id['module'];
+                }
 
                 $module_data = db_get_row_sql(
                     'SELECT * FROM tagente_modulo