Hi Ionutz,
I'm not sure, but I guess you should put mew-mail-address into
your .emacs file. At least it works for me.
for example,
(setq mew-mail-address "masayuki-h@xxxxxxxxxxxxxxx")
^^^^^^^^^^^^^^^^^^^^^^^^^^
Your mail address
Cheers,
MH
--
Masayuki Hatta <masayuki-h@xxxxxxxxxxxxxxx>