[wp-trac] [WordPress Trac] #43325: Unable to send mail after 4.9.4 update

[WordPress Trac]

#43325: Unable to send mail after 4.9.4 update
--------------------------+-----------------------------
 Reporter:  hershb1       |      Owner:
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  Mail          |    Version:  4.9.4
 Severity:  normal        |   Keywords:
  Focuses:                |
--------------------------+-----------------------------
 MySQL server has gone away in
 /homepages/28/d682192479/htdocs/clickandbuilds/FolkTime/wp-includes/wp-
 db.php on line 1924

 Warning: mysqli_query(): Error reading result set's header in
 /homepages/28/d682192479/htdocs/clickandbuilds/FolkTime/wp-includes/wp-
 db.php on line 1924

 Warning: Cannot modify header information - headers already sent by
 (output started at /homepages/28/d682192479/htdocs/clickandbuilds//wp-
 includes/wp-db.php:1924) in /homepages/28/d682192479/htdocs/clickandbuilds
 //wp-admin/includes/misc.php on line 1114

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Ticket URL: <https://core.trac.wordpress.org/ticket/43325>
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