(26-10-2019, 11:01 PM)Ravel Wrote: When receiving attachments in the mail one or more of the attached items cannot be retrieved from the mail. In the cases I have observed the items turn up to be still in the inventory of the sender.

A work-around is to send an empty mail to the recipient first, followed by one or more mails with attachments.
This is the same work-around to solve the recipient unknown bug that sometimes occurs when sending a mail with attachments.