Index: wp-includes/js/autosave.js
===================================================================
--- wp-includes/js/autosave.js	(revisione 6363)
+++ wp-includes/js/autosave.js	(copia locale)
@@ -131,6 +131,7 @@
 	autosaveAjax.setVar("post_ID", $("post_ID").value);
 	autosaveAjax.setVar("post_title", form.post_title.value);
 	autosaveAjax.setVar("post_type", form.post_type.value);
+	autosaveAjax.setVar("tags_input", form.tags_input.value);
 	if ( form.comment_status.checked )
 		autosaveAjax.setVar("comment_status", 'open');
 	if ( form.ping_status.checked )
Index: wp-admin/admin-ajax.php
===================================================================
--- wp-admin/admin-ajax.php	(revisione 6363)
+++ wp-admin/admin-ajax.php	(copia locale)
@@ -388,6 +388,7 @@
 	$_POST['post_excerpt'] = $_POST['excerpt'];
 	$_POST['post_status'] = 'draft';
 	$_POST['post_category'] = explode(",", $_POST['catslist']);
+	$_POST['tags_input'] = explode(",", $_POST['tags_input']);
 	if($_POST['post_type'] == 'page' || empty($_POST['post_category']))
 		unset($_POST['post_category']);