[wp-trac] [WordPress Trac] #54907: After upgrading to 5.9 I get blank screens when trying to edit or add posts

[WordPress Trac]

#54907: After upgrading to 5.9 I get blank screens when trying to edit or add posts
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 Reporter:  eTurboNews       |       Owner:  (none)
     Type:  defect (bug)     |      Status:  new
 Priority:  normal           |   Milestone:  Awaiting Review
Component:  Upgrade/Install  |     Version:
 Severity:  normal           |  Resolution:
 Keywords:                   |     Focuses:
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Comment (by eTurboNews):

 I only changed for a few minutes to 20/20 to test.
 I deactivated ALL plug ins.

 I changed back to our theme.
 The blank screen on adding or editing posts remain.
 Thanks

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Ticket URL: <https://core.trac.wordpress.org/ticket/54907#comment:2>
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