Plugin Undefined

[ghost]

node app.js

node.js:134 throw e; // process.nextTick error, or 'error' event on first tick ^ ReferenceError: Plugin is not defined at Object. (/home/jennifer/node_modules/express/projects/dulynoted/realie/vendor/express/lib/express/plugins/hooks.js:34:1) at Module._compile (module.js:402:26) at Object..js (module.js:408:10) at Module.load (module.js:334:31) at Function._load (module.js:293:12) at require (module.js:346:19) at Object. (/home/jennifer/node_modules/express/projects/dulynoted/realie/vendor/express/lib/express/plugins.js:4:22) at Module._compile (module.js:402:26) at Object..js (module.js:408:10) at Module.load (module.js:334:31)