it shows the same problem as mentioned at the first post at the top "the invalid error name"
Try to register a new user and log-in. If it works fine you should re-install NodeBB.
So, I've been looking around and I can't find anywhere to enable/control email verification and / or password resets. Neither work on my site (Although I think email verification is a planned feature!)
I'm having the same problem. I installed postfix on my server and when I try to do a password reset, it says "Password Reset Sent", but I never get an email.