[wp-trac] [WordPress Trac] #39648: Wordpress is unable to query post types with hierarchical set to 'true' when there is 'order' registred post type

[WordPress Trac]

#39648: Wordpress is unable to query post types with hierarchical set to 'true'
when there is 'order' registred post type
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 Reporter:  MateuszP1          |       Owner:
     Type:  defect (bug)       |      Status:  closed
 Priority:  normal             |   Milestone:
Component:  Posts, Post Types  |     Version:  4.7
 Severity:  normal             |  Resolution:  invalid
 Keywords:  close              |     Focuses:
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Comment (by swissspidy):

 Here's the list of reserved terms btw:
 https://codex.wordpress.org/Reserved_Terms

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Ticket URL: <https://core.trac.wordpress.org/ticket/39648#comment:3>
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