Solution: 1. cp /etc/cpanel_exim_system_filter /etc/cpanel_exim_system_filter_custom 2. edit /etc/cpanel_exim_system_filter_custom and remove the eml| from all the four noncommented lines that reference it. 3. log into WHM, click on Exim Configuration Editor, and change the system filter at the bottom from /etc/cpanel_exim_system_filter to /etc/cpanel_exim_system_filter_custom . Save the changes Now Cpanel will use /etc/cpanel_exim_system_filter_custom, which if properly edited…
