I cannot send out mails from my server, I have tried stop/restart/reinstall exim. stop/restart/update/restart cpanel but nothinh works. All domains can receive mails but suddenly they cannot send out mails. I tries too changing exim port to 26, but the problem is not fixed. I'm receiving athis message: /etc/init.d/exim: pipe error: Too many open files in system Do you have any ide about the solution for this problem? Thanks for your help.