error install hibuddy on my server

[ludo77]

when I run the instructions:
Start the server
$ Cd hibuddy
$ Npm start # starts the server on Port 6424
I have the following errors:
/ var / www / hibuddy # npm start

[email protected] start / var / www / hibuddy
./bin/hibuddy
npm ERR! [email protected] start: / bin / hibuddy.
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed [email protected] at the start script.
npm ERR! This Is Most Likely a problem with the hibuddy package,
npm ERR! not with npm Itself.
npm ERR! Tell the author fails That this is your system:
npm ERR! ./bin/hibuddy
npm ERR! You can get Their info via:
npm ERR! npm ls owner hibuddy
npm ERR! There is Likely additional logging output Above.
npm ERR! Linux System 4.1.18+
npm ERR! command "/ usr / bin / nodejs" "/ usr / bin / npm" "start"
npm ERR! cwd / var / www / hibuddy
npm ERR! -v node v0.10.29
npm ERR! npm -v 1.4.21
npm ERR! code ELIFECYCLE
npm WARN This failure might be due to the use of legacy binary "node"
npm WARN For further Top Explanations, please read
/usr/share/doc/nodejs/README.Debian
npm ERR!
npm ERR! Additional logging details can be found in:
npm ERR! /var/www/hibuddy/npm-debug.log
npm ERR! not ok code 0
when I run: npm ls owner hibuddy
/ Var / www / hibuddy # npm ls owner hibuddy
admin party!
I have a 502 error
in nginx:

location /hibuddy/ {
proxy_pass https://localhost:6424;
access_log /var/log/hibuddy.access.log;
error_log /var/log/hibuddy.error.log;
}