You know you’re using the right password, so why can’t you log into Webmail? One common issue users see on courier-IMAP systems when trying to log into Horde is: Notice: (null)(): Retrying LOGIN authentication after AUTHENTICATE LOGIN failed (errflg=1) in Unknown on line 0 Notice: (null)(): Retrying LOGIN authentication after AUTHENTICATE LOGIN failed (errflg=1) in… Continue reading Webmail Authentication Fails – cPanel