Suppose to be in my controller.js and I need to redirect user on the user page.

...
var username=user//it's the username
res.render('/user/'+username);

but I obtain an error :

Object #<IncomingMessage> has no method 'csrfToken'

"/vagrant/nodebb/public/templates"

Anyone can help me?

@a_5mith said:

sudo apt-get install -y redis-server

thanks for you all your help @a_5mith

It was a problem installing Redis, nothing to do with NodeBB. I forgot to install tcl8.5 for a propper redis installation in debian.

I hope this help for future related problem, you can see how proper install redis following these steps:
https://www.digitalocean.com/community/tutorials/how-to-install-and-use-redis