[wp-trac] [WordPress Trac] #59847: Since WordPress 6.4, the functions.php of a theme moved to a different location using register_theme_directory is no longer called

[WordPress Trac]

#59847: Since WordPress 6.4, the functions.php of a theme moved to a different
location using register_theme_directory is no longer called
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 Reporter:  partyfrikadelle  |       Owner:  joemcgill
     Type:  defect (bug)     |      Status:  reviewing
 Priority:  normal           |   Milestone:  Awaiting Review
Component:  Bootstrap/Load   |     Version:  6.4
 Severity:  critical         |  Resolution:
 Keywords:  has-patch        |     Focuses:  template, performance
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Comment (by rebasaurus):

 I'm running into this issue as well. I've tested @joemcgill's PR @
 https://github.com/WordPress/wordpress-develop/pull/5642/files and
 unfortunately, that does not fix the issue at hand. Cross-posting some
 Slack discussion:
 https://wordpress.slack.com/archives/C02RQBWTW/p1699487216191699

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Ticket URL: <https://core.trac.wordpress.org/ticket/59847#comment:24>
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