>> jitsu deploy 

info:    Updating app childs-keeper-html5
info:    Activating snapshot 0.0.1-1 for childs-keeper-html5
info:    Starting app childs-keeper-html5
error:   Error running command deploy
error:   Errors occured while starting the application
error:   Error output from application. This is usually a user error.
error:   
error:   module.js:340
error:       throw err;
error:             ^
error:   Error: Cannot find module 'underscore'
error:       at Function.Module._resolveFilename (module.js:338:15)
error:       at Function.Module._load (module.js:280:25)
error:       at Module.require (module.js:364:17)
error:       at require (module.js:380:17)
error:       at Object.<anonymous> (/opt/run/snapshot/package/app.js:14:9)
error:       at Module._compile (module.js:456:26)
error:       at Object.Module._extensions..js (module.js:474:10)
error:       at Module.load (module.js:356:32)
error:       at Function.Module._load (module.js:312:12)
error:       at Function.Module.runMain (module.js:497:10)
error:   
error:   Error starting application. This could be a user error.
error:   info: Running start for app.
error:   info: Cleaning /opt/run
error:   info: Fetching application snapshot...
error:   info: Application snapshot fetched.
error:   info: Unpacking snapshot...
error:   info: Reading `package.json`...
error:   info: Starting application...
error:   info: Spawn: start --min-uptime 2000 -o /opt/run/forza.log -- forza -h multiplex.nodejitsu.com -p 8556 --start-log /opt/run/start.log --app-user balogo --app-name childs-keeper-html5 -- node app.js
error:   info: `aeternum` pid: 62965
error:   info: Writing pidfile: /root/app.pid
error:   info: Tailing forza log: /opt/run/start.log
error:   info: Tail closing..
error:   info: Retry # 1 with 1000ms interval
error:   info: Tailing forza log: /opt/run/start.log
error:   info: Tail closing..
error:   info: Success:start
error: