[wp-trac] [WordPress Trac] #53437: Widgets Screen: wp.editor.initialize is not a function notice

[WordPress Trac]

#53437: Widgets Screen: wp.editor.initialize is not a function notice
--------------------------+--------------------
 Reporter:  noisysocks    |      Owner:  (none)
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  5.8
Component:  Widgets       |    Version:
 Severity:  normal        |   Keywords:
  Focuses:                |
--------------------------+--------------------
 From https://github.com/WordPress/gutenberg/issues/32598.

 == Description

 When loading the Widgets Screen two error notices appear at the top with
 the message:

 `wp.editor.initialize is not a function`

 ![image](https://user-
 images.githubusercontent.com/45363/121601718-2a626d80-c9fb-11eb-921b-
 cdf4280d28b4.png)


 == Step-by-step reproduction instructions

 - WordPress 5.8-beta1
 - No Gutenberg plugin
 - Twenty Twenty One Theme
 - Load Widgets Editor (no existing widgets)

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Ticket URL: <https://core.trac.wordpress.org/ticket/53437>
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