diff -Nur mediawiki-1.11.0.old/AdminSettings.php mediawiki-1.11.0/AdminSettings.php
--- mediawiki-1.11.0.old/AdminSettings.php	1969-12-31 19:00:00.000000000 -0500
+++ mediawiki-1.11.0/AdminSettings.php	2007-10-09 17:32:52.000000000 -0400
@@ -0,0 +1,20 @@
+<?php
+/**
+ * On scripts.mit.edu, the user's sole account can be used
+ * both for regular operation of the wiki and for any
+ * maintenance.  Therefore, we just use the username and
+ * password already set in LocalSettings.php.
+ *
+ * @package MediaWiki
+ */
+          
+$wgDBadminuser      = $wgDBuser;
+$wgDBadminpassword  = $wgDBpassword;
+          
+/*
+ * Whether to enable the profileinfo.php script.
+ * (False is the default.)
+ */
+$wgEnableProfileInfo = false;
+          
+?>
diff -Nur mediawiki-1.11.0.old/includes/Setup.php mediawiki-1.11.0/includes/Setup.php
--- mediawiki-1.11.0.old/includes/Setup.php	2007-07-22 10:45:12.000000000 -0400
+++ mediawiki-1.11.0/includes/Setup.php	2007-10-09 18:44:39.000000000 -0400
@@ -188,11 +188,11 @@
 wfProfileIn( $fname.'-SetupSession' );
 
 if ( $wgDBprefix ) {
-	$wgCookiePrefix = $wgDBname . '_' . $wgDBprefix;
+	$wgCookiePrefix = str_replace("+", "", $wgDBname . '_' . $wgDBprefix);
 } elseif ( $wgSharedDB ) {
 	$wgCookiePrefix = $wgSharedDB;
 } else {
-	$wgCookiePrefix = $wgDBname;
+	$wgCookiePrefix = str_replace("+", "", $wgDBname);
 }
 $wgCookiePrefix = strtr($wgCookiePrefix, "=,; +.\"'\\[", "__________");