From 0846527d176859226d9dedc7d9cf33906ead56c5 Mon Sep 17 00:00:00 2001
From: wpmuguru <wpmuguru@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Sun, 28 Feb 2010 19:34:57 +0000
Subject: [PATCH] dont flush rewrite rules while in switch_to_blog, see #12383

git-svn-id: http://svn.automattic.com/wordpress/trunk@13509 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/ms-edit.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/wp-admin/ms-edit.php b/wp-admin/ms-edit.php
index 16342fd35..28a765ef1 100644
--- a/wp-admin/ms-edit.php
+++ b/wp-admin/ms-edit.php
@@ -218,7 +218,8 @@ switch ( $_GET['action'] ) {
 				update_option( 'home', $blog_address );
 		}
 
-		$wp_rewrite->flush_rules();
+		// rewrite rules can't be flushed during switch to blog
+		update_option( 'rewrite_rules', '' );
 
 		// update blogs table
 		$blog_data = stripslashes_deep($_POST[ 'blog' ]);