Not able to start server

[dalareo]

Error when executing node server.js

/var/www/html/webeditor/bootstrap-zero/app.js:8 app.locals({ ^ TypeError: Property 'locals' of object function (req, res, next) { app.handle(req, res, next); } is not a function at Object.exports.init (/var/www/html/webeditor/bootstrap-zero/app.js:8:9) at Object. (/var/www/html/webeditor/bootstrap-zero/server.js:2:28) at Module._compile (module.js:456:26) at Object.Module._extensions..js (module.js:474:10) at Module.load (module.js:356:32) at Function.Module._load (module.js:312:12) at Function.Module.runMain (module.js:497:10) at startup (node.js:119:16) at node.js:935:3