I use Vesta control panel, Exim is screwed to it, after update, errors.
2020-12-03 23:45:35 H=mail-wr1-f44.google.com [209.85.221.44] X=TLS1.2:ECDHE-RSA-AES128-GCM-SHA256:128 CV=no F=<[email protected]> temporarily rejected RCPT <[email protected]>: failed to expand "${extract{1}{:}{${lookup{$local_part@$domain}lsearch{/etc/exim/domains/$domain/aliases}}}}": NULL
along the way there are symbolic links. How to zoom out? /etc/exim/domains/$domain/aliases
Working Exim configuration for Centos 7/8
Search google: Devoleksiy vesta rhel8 exim.conf