Hello :slight_smile:
I’ve attached a sample eml:
Dim xx As New Email.MailMessage
xx.Save(“d:\a.eml”)
a.zip (170 Bytes)
and email detect file format detects it as Mhtml.
since you set:
X-Unsent: 1
by default, is t…...detect file format detects it as mhtml. since you set: X-Unsent: 1...X-Unsent is found, it can’t be mhtml and should be reported as .eml...