How to fix the auth passwd-file unknown user error? I guess I maybe have something active that I do not need? With this configuration in sendmail FEATURE(`local_lmtp',`[IPC]',`TCP [192.168.10.44] 24')dnl MAILER(local)dnl Dec 11 21:04:18 mailsvr dovecot: lmtp(15361): Connect from 192.168.10.44 Dec 11 21:04:18 mailsvr dovecot: auth: passwd-file(wegjd,192.168.10.44): unknown user Dec 11 21:04:18 mailsvr dovecot: lmtp(wegjd): msgid=<201912112004.xBBK4HoZ015358 at mailsvr.xxxxxx.xxx>: saved mail to INBOX Dec 11 21:04:18 mailsvr dovecot: lmtp(15361): Disconnect from 192.168.10.44: Successful quit With this configuration in sendmail: FEATURE(`local_lmtp',`[IPC]',`FILE /var/run/dovecot/lmtp')dnl MAILER(local)dnl Dec 11 21:11:50 mailsvr dovecot: lmtp(15754): Connect from local Dec 11 21:11:51 mailsvr dovecot: auth: passwd-file(wegjd): unknown user Dec 11 21:11:51 mailsvr dovecot: lmtp(wegjd): msgid=<201912112011.xBBKBoRB015751 at mailsvr.xxxxxx.xxx>: saved mail to INBOX Dec 11 21:11:51 mailsvr dovecot: lmtp(15754): Disconnect from local: Successful quit