[wp-trac] [WordPress Trac] #54435: admin-ajax.php : 404 Error

[WordPress Trac]

#54435: admin-ajax.php : 404 Error
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 Reporter:  Mayhem30      |      Owner:  (none)
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  General       |    Version:
 Severity:  normal        |   Keywords:
  Focuses:                |
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 The admin-ajax.php file is throwing a 404 error when you click on the X to
 close the theme customization screen.

 (/wp-admin/customize.php?return=%2Fwp-admin%2Fthemes.php)

 The admin-ajax.php file does return a proper 200 code when modifying any
 theme settings.

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Ticket URL: <https://core.trac.wordpress.org/ticket/54435>
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