[wp-trac] [WordPress Trac] #48596: Creating new pages not working after WP update 5.3

[WordPress Trac]

#48596: Creating new pages not working after WP update 5.3
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 Reporter:  sunlux        |      Owner:  (none)
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  General       |    Version:  5.3
 Severity:  major         |   Keywords:  needs-testing
  Focuses:                |
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 Hello,
 Since I have updated wordpress to v5.3 on my website (sunetlux.fr), I can
 no longer create pages. When I try, there's only a white page displayed.
 I am using Kallyas Theme.

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Ticket URL: <https://core.trac.wordpress.org/ticket/48596>
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