[wp-trac] [WordPress Trac] #27669: Stale `db_version` value after update with external object cache

[WordPress Trac]

#27669: Stale `db_version` value after update with external object cache
-----------------------------+-----------------------------
 Reporter:  johnbillion      |       Owner:
     Type:  defect (bug)     |      Status:  reopened
 Priority:  normal           |   Milestone:  Future Release
Component:  Upgrade/Install  |     Version:  3.9
 Severity:  critical         |  Resolution:
 Keywords:                   |     Focuses:
-----------------------------+-----------------------------

Comment (by majemedia):

 I also ran into this last night. My fix was to add
 `define('WP_CACHE_KEY_SALT', md5(DB_NAME . __FILE__));` to my wp-
 config.php on each site using that memcached server and then restart
 memcached.

--
Ticket URL: <https://core.trac.wordpress.org/ticket/27669#comment:10>
WordPress Trac <https://core.trac.wordpress.org/>
WordPress publishing platform