I had the same issue with PAM errors on ubuntu 14 LTS with Dovecott refusing to authenticate users and deny email.
I removed libpam-smbpass and a few mins later all my email clients started to work.
maybe because of updates to systemd? there was also PAM updates recently.
I had the same issue with PAM errors on ubuntu 14 LTS with Dovecott refusing to authenticate users and deny email.
I removed libpam-smbpass and a few mins later all my email clients started to work.
maybe because of updates to systemd? there was also PAM updates recently.