--- common.inc.php	2008-08-26 00:22:27.000000000 -0700
+++ common.inc.php.new	2008-08-26 00:23:08.000000000 -0700
@@ -245,8 +245,8 @@
  */
 $pma_cookie_version = 4;
 if (isset($_COOKIE)
- && (! isset($_COOKIE['pmaCookieVer'])
-  || $_COOKIE['pmaCookieVer'] < $pma_cookie_version)) {
+ && (isset($_COOKIE['pmaCookieVer'])
+  && $_COOKIE['pmaCookieVer'] < $pma_cookie_version)) {
     // delete all cookies
     foreach($_COOKIE as $cookie_name => $tmp) {
         PMA_removeCookie($cookie_name);