[wp-trac] [WordPress Trac] #52570: WordPress 5.6.1 bug/error "Publishing failed. The response is not a valid JSON response."

[WordPress Trac]

#52570: WordPress 5.6.1 bug/error "Publishing failed. The response is not a valid
JSON response."
--------------------------+-----------------------------
 Reporter:  djacob56      |      Owner:  (none)
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  Editor        |    Version:  5.6.1
 Severity:  normal        |   Keywords:  needs-patch
  Focuses:                |
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 In the Latest Version of WordPress Gutenberg Editor, is having the issue
 of

 "Publishing failed. The response is not a valid JSON response." error.

 Please make update to the Wordpress, or some patch, from where the error
 could be originating.

 I am using PHP8, Apache and MySQL. Not Xampp, own
 installation[[Image(https://imgur.com/a/Su24bGJ)]]

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Ticket URL: <https://core.trac.wordpress.org/ticket/52570>
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