[wp-trac] [WordPress Trac] #54005: Get warning error of "Undefined array key 0" after upgrading to PHP 8.0.9

[WordPress Trac]

#54005: Get warning error of "Undefined array key 0" after upgrading to PHP 8.0.9
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 Reporter:  moazzamgodil       |       Owner:  (none)
     Type:  defect (bug)       |      Status:  new
 Priority:  normal             |   Milestone:  Awaiting Review
Component:  Plugins            |     Version:  5.8
 Severity:  critical           |  Resolution:
 Keywords:  reporter-feedback  |     Focuses:
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Comment (by moazzamgodil):

 Yes exactly. Before creating the ticket, I have already deactivated all
 the installed plugins and also using the same Twenty Twenty One theme.

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Ticket URL: <https://core.trac.wordpress.org/ticket/54005#comment:2>
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