From 0de1c5b69ddff24b845bbde3dd7538b0538b34db Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20FRANCE?=
 <frederic34@users.noreply.github.com>
Date: Sun, 3 Nov 2019 23:29:28 +0100
Subject: [PATCH] Update list.php

 Invalid argument supplied for foreach() in /htdocs/asset/list.php on line 410
---
 htdocs/asset/list.php | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/htdocs/asset/list.php b/htdocs/asset/list.php
index 8ea4f46c89d..11bb989a0ed 100644
--- a/htdocs/asset/list.php
+++ b/htdocs/asset/list.php
@@ -407,9 +407,13 @@ print '</tr>'."\n";
 
 // Detect if we need a fetch on each output line
 $needToFetchEachLine=0;
-foreach ($extrafields->attributes[$object->table_element]['computed'] as $key => $val)
-{
-	if (preg_match('/\$object/', $val)) $needToFetchEachLine++;  // There is at least one compute field that use $object
+if (is_array($extrafields->attributes[$object->table_element]['computed'])) {
+    foreach ($extrafields->attributes[$object->table_element]['computed'] as $key => $val) {
+        if (preg_match('/\$object/', $val)) {
+            // There is at least one compute field that use $object
+            $needToFetchEachLine++;
+        }
+    }
 }