diff --git a/app/modules/resources/classes/modules.php b/app/modules/resources/classes/modules.php
index 6018b74a89..a6d4018e31 100644
--- a/app/modules/resources/classes/modules.php
+++ b/app/modules/resources/classes/modules.php
@@ -741,7 +741,7 @@ if (!class_exists('modules')) {
 							}
 						}
 					}
-					if (is_array($array) && @sizeof($array) != 0) {
+					if (!empty($array) && is_array($array) && @sizeof($array) != 0) {
 						//grant temporary permissions
 							$p = new permissions;
 							$p->add('module_add', 'temp');