cant run doorlock.js

[SirMorris0620]

Hi I am getting this error message after i enter this: sudo node doorlock.js

pi@raspberrypi:~ $ sudo node doorlock.js
module.js:549
throw err;
^

Error: Cannot find module '/home/pi/doorlock.js'
at Function.Module._resolveFilename (module.js:547:15)
at Function.Module._load (module.js:474:25)
at Function.Module.runMain (module.js:693:10)
at startup (bootstrap_node.js:188:16)
at bootstrap_node.js:609:3