Upgrade - Permission Defaults: Validate permissions array in restore() method to mitigate warning.

core/groups/resources/classes/permission.php

@@ -82,6 +82,7 @@
 				//restore default permissions
 					$x = 0;
 					foreach ($apps as $row) {
+						if (is_array($row['permissions']) && @sizeof($row['permissions']) != 0) {
 							foreach ($row['permissions'] as $permission) {
 								//set the variables
 								if ($permission['groups']) {
@@ -127,6 +128,7 @@
 								}
 							}
 						}
+					}
 					if (is_array($array) && @sizeof($array)) {
 						//grant temporary permissions
 							$p = new permissions;