Take the 2-minute tour ×  I posted this on stackoverflow.com as
well because I'm not sure if this is a programming problem or a
server problem. I'm using ubuntu 9.10, apache2, mysql5 and php5.
I've noticed an unusual problem with some of my php programs.
Sometimes when visiting a page like profile.edit.php, the
browser throws a dialogue box asking to download
profile.edit.php page. When I download it, there's nothing in
the file. profile.edit.php is supposed to be a web form that
edits user information.  I've noticed this on some of my other
php pages as well. I look in my apache error logs, and I see a
segmentation fault message:  [Mon Mar 08 15:40:10 2010] [notice]
child pid 480 exit signal Segmentation fault (11)  And also, the
issue may or may not appear depending on which server I deploy
my application too.  Additonal Details This doesn't happen all
the time though. It only happens sometimes. For example,
profile.edit.php will load properly. But as soon as I hit the
save button (form action="profile.edi