Thanks! i'll look it later.
I reproduced this bug:
When i configured SquirrelMail and changed language to ru_RU. Some
subjects in the emails disappeared. When i revert changes it's appeared
again.
So i think it is problem with encoding... :(
Debian 7.5 (wheezy) + nginx + php 5.4.28-1 (utf-8).
Please take a look at on this bug:
http://sourceforge.net/p/squirrelmail/bugs/2806/
Quoted printable text can appear blank. If you are using a reasonably new
1.4.23 SVN, this particular bug must be already taken care of.
There have been reports of empty subject fields lately. One possible cause
is