From cb59a1db62cefc04e973c99b8f2a788b0aa3f03e Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@git.wordpress.org>
Date: Wed, 5 Oct 2005 23:19:48 +0000
Subject: [PATCH] Actually remove deleted plugins from the active plugin list. 
 This has been broken for ever.  fixes #1709

git-svn-id: https://develop.svn.wordpress.org/trunk@2932 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/plugins.php | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/wp-admin/plugins.php b/wp-admin/plugins.php
index da5c9645c2..1e414b4a9d 100644
--- a/wp-admin/plugins.php
+++ b/wp-admin/plugins.php
@@ -43,8 +43,11 @@ if ( !is_array($check_plugins) ) {
 foreach ($check_plugins as $check_plugin) {
 	if (!file_exists(ABSPATH . 'wp-content/plugins/' . $check_plugin)) {
 			$current = get_settings('active_plugins');
-			unset($current[$_GET['plugin']]);
-			update_option('active_plugins', $current);
+			$key = array_search($check_plugin, $current);
+			if ( false !== $key && NULL !== $key ) {
+				unset($current[$key]);
+				update_option('active_plugins', $current);
+			}
 	}
 }
 ?>