I am getting the below mentioned error when I try to send email through NeoMail :
to create a symbolic link to /usr/sbin/exim for sendmail.When I create symbolic link then NeoMail do not show any sending error but every mail is bounced back with the message

I read from the thread http://forums.cpanel.net/showthread.php?t=1071&highlight=NeoMail+sending+errorERROR SENDING MAIL
Sorry, there was a problem sending your message. Please click your browser's Back button, check your message, and try again.
to create a symbolic link to /usr/sbin/exim for sendmail.When I create symbolic link then NeoMail do not show any sending error but every mail is bounced back with the message
How can I fix both of these errors ????[email protected] unrouteable mail domain "domain.com"