diff --git a/htdocs/admin/system/dolibarr.php b/htdocs/admin/system/dolibarr.php
index 4b02e7941d2..b2000b65c5b 100644
--- a/htdocs/admin/system/dolibarr.php
+++ b/htdocs/admin/system/dolibarr.php
@@ -157,7 +157,8 @@ $i=0;
 foreach($_SESSION as $key => $val)
 {
 	if ($i > 0) print ', ';
-	print $key.' => '.dol_escape_htmltag($val);
+	if (is_array($val)) print $key.' => array(...)';
+	else print $key.' => '.dol_escape_htmltag($val);
 	$i++;
 }
 print '</td></tr>'."\n";