In case if you have some problems with sending notifications (or emails) after user registration or you get a 500 Internal Server Error and Error Log:
“malformed header from script. Bad header=More than one “from” person: php, referer: link_name”,
For Joomla users: open the phpmailer file (it is located in the following directory):
/www/Domain_name/libraries/phpmailer
and make changes in the following line:
$params = sprintf(“-oi -f %s”, $this->Sender);
change to
$params = sprintf(“”, $this->Sender);
For Prestashop users:
open php.ini (php-bin folder) and remove the fifth parametr
(-f vash_email@email.com) and change to: sendmail_path = “/usr/sbin/sendmail -t -i”.