[wp-trac] [WordPress Trac] #23290: When using switch_to_blog() with a persistent object cache that lacks wp_cache_switch_to_blog() support, non-persistent groups are not maintained

WordPress Trac noreply at wordpress.org
Sun Feb 1 12:53:51 UTC 2026


#23290: When using switch_to_blog() with a persistent object cache that lacks
wp_cache_switch_to_blog() support, non-persistent groups are not maintained
-------------------------------------------------+-------------------------
 Reporter:  markjaquith                          |       Owner:  (none)
     Type:  defect (bug)                         |      Status:  new
 Priority:  low                                  |   Milestone:
Component:  Cache API                            |     Version:  3.0
 Severity:  normal                               |  Resolution:
 Keywords:  has-patch needs-unit-tests needs-    |     Focuses:  multisite
  refresh                                        |
-------------------------------------------------+-------------------------
Changes (by r1k0):

 * keywords:  has-patch needs-testing needs-unit-tests needs-refresh => has-
     patch needs-unit-tests needs-refresh


Comment:

 [https://core.trac.wordpress.org/attachment/ticket/23290/23290.patch
 Patch] does not apply cleanly to current trunk. `.rej` files are generated
 for `wp-includes/cache.php` and `wp-includes/ms-blogs.php`. Patch needs a
 refresh to match trunk. Removed `needs-testing`.

 === Error:
 {{{
 Running
 "patch:https://core.trac.wordpress.org/attachment/ticket/23290/23290.patch"
 (patch) task
 patching file wp-includes/cache.php
 Hunk #1 FAILED at 608.
 1 out of 1 hunk FAILED -- saving rejects to file wp-includes/cache.php.rej
 patching file wp-includes/ms-blogs.php
 Hunk #1 FAILED at 518.
 Hunk #2 FAILED at 579.
 Hunk #3 FAILED at 626.
 3 out of 3 hunks FAILED -- saving rejects to file wp-includes/ms-
 blogs.php.rej

 }}}

-- 
Ticket URL: <https://core.trac.wordpress.org/ticket/23290#comment:17>
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