Exim is delivering 'Mail delivery failed' without the right 'Content-Type'
as defined in RFC 1892. Is this a 'exim-daemon-light' issue, or is there
anything misconfigured?
0x01c0: 7267 2e6f 7267 0d0a 5375 626a 6563 743a rg.org..Subject:
0x01d0: 204d 6169 6c20 6465 6c69 7665 7279 2066 .Mail.delivery.f
0x01e0: 6169 6c65 643a 2072 6574 7572 6e69 6e67 ailed:.returning
0x01f0: 206d 6573 7361 6765 2074 6f20 7365 6e64 .message.to.send
0x0200: 6572 0d0a 0d0a 5468 6973 206d 6573 7361 er....This.messa
Exim version 4.72.