[wp-trac] [WordPress Trac] #58036: Cannot Save a New Post After Updating to WP 6.2

[WordPress Trac]

#58036: Cannot Save a New Post After Updating to WP 6.2
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 Reporter:  cchrstl            |      Owner:  (none)
     Type:  defect (bug)       |     Status:  new
 Priority:  normal             |  Milestone:  Awaiting Review
Component:  Posts, Post Types  |    Version:  6.2
 Severity:  major              |   Keywords:
  Focuses:                     |
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 Creating a new post after updating to WP 6.2.
 Post refuses to recognize ADD NEW TAG.
 Post refuses to recognize MOST USED.
 Gets the following error trying to Save post:
 Updating failed. The response is not a valid JSON response.
 Post refuses to Schedule, hanging up after pushing Schedule button.

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Ticket URL: <https://core.trac.wordpress.org/ticket/58036>
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