node.js - Unable to build a node application with express

Question

I am trying to build my node application using the command 'express chatApp'

When I run the above command, following error is occuring.

internal/modules/cjs/loader.js:638
    throw err;
    ^

Error: Cannot find module 'commander'
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:636:15)
    at Function.Module._load (internal/modules/cjs/loader.js:562:25)
    at Module.require (internal/modules/cjs/loader.js:692:17)
    at require (internal/modules/cjs/helpers.js:25:18)
    at Object.<anonymous> (/usr/lib/nodejs/express-generator/bin/express:3:15)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
    at Module.load (internal/modules/cjs/loader.js:653:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
at Function.Module._load (internal/modules/cjs/loader.js:585:3)

Please help me in resolving this issue.

Answer 1

等待大神答复