[wp-trac] [WordPress Trac] #42603: Widgets Warning after activating theme and on dashboard widgets page

[WordPress Trac]

#42603: Widgets Warning after activating theme and on dashboard widgets page
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 Reporter:  ionvv         |       Owner:  obenland
     Type:  defect (bug)  |      Status:  assigned
 Priority:  normal        |   Milestone:  4.9.2
Component:  Widgets       |     Version:  4.9
 Severity:  normal        |  Resolution:
 Keywords:  has-patch     |     Focuses:  administration
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Comment (by edge22):

 This has been reported by a handful of our theme users as well. Some are
 just activating a child theme and getting the warnings.

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Ticket URL: <https://core.trac.wordpress.org/ticket/42603#comment:9>
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