Demo document with chronicle of what I tried
autonumber.odt (application/vnd.oasis.opendocument.text), 18.76 KB, created by Jim Avera on 2019-01-21 01:49:55 UTC
(hide)
 
Creator: Jim Avera
Created: 2019-01-21 01:49:55 UTC
Size: 18.76 KB

Attachment is not viewable in your browser because its MIME type (application/vnd.oasis.opendocument.text) is not one that your browser is able to display.

Download the attachment.

Actions: View
Attachments on bug 122842: 148462 | 148463