[-] FO : Prevents warning in safePostVars when $_POST has been unset

classes/Tools.php

@@ -689,9 +689,10 @@ class ToolsCore
 
 	public static function safePostVars()
 	{
-		if (!is_array($_POST))
+		if (!isset($_POST) || !is_array($_POST))
-			return array();
+			$_POST = array();
-		$_POST = array_map(array('Tools', 'htmlentitiesUTF8'), $_POST);
+		else
+			$_POST = array_map(array('Tools', 'htmlentitiesUTF8'), $_POST);
 	}
 
 	/**