[wp-trac] [WordPress Trac] #48851: thumbnails not created on upload

[WordPress Trac]

#48851: thumbnails not created on upload
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 Reporter:  sarahk238     |      Owner:  (none)
     Type:  defect (bug)  |     Status:  new
 Priority:  normal        |  Milestone:  Awaiting Review
Component:  Media         |    Version:  5.3
 Severity:  normal        |   Keywords:
  Focuses:                |
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 I get this message when trying to upload a pdf:


 Unexpected response from the server. The file may have been uploaded
 successfully. Check in the Media Library or reload the page.

 The file uploads but no thumbnail is created.  This was working fine until
 the last update to 5.3

 Thanks.

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Ticket URL: <https://core.trac.wordpress.org/ticket/48851>
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