[wp-trac] [WordPress Trac] #50506: PHP warning appearing in 404 page and 'post_type' query var is Array

[WordPress Trac]

#50506: PHP warning appearing in 404 page and 'post_type' query var is Array
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 Reporter:  arl1nd       |       Owner:  (none)
     Type:  enhancement  |      Status:  new
 Priority:  normal       |   Milestone:  Awaiting Review
Component:  General      |     Version:  5.4.2
 Severity:  normal       |  Resolution:
 Keywords:               |     Focuses:
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Changes (by arl1nd):

 * Attachment "canonical.php" added.

 Fixed version of code

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Ticket URL: <https://core.trac.wordpress.org/ticket/50506>
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