2 ******** SERVER ********
3 1999-03-02 09:44:33 dovecot authenticator failed for (xxxx) [127.0.0.1]: 535 Incorrect authentication data (set_id=userx)
4 1999-03-02 09:44:33 dovecot authenticator failed for (xxxx) [127.0.0.1]: 535 Incorrect authentication data (set_id=userx)
5 1999-03-02 09:44:33 dovecot authenticator failed for (xxxx) [ip4.ip4.ip4.ip4]: 535 Incorrect authentication data (set_id=userx)