Error upon fixing ejs

Error: Failed to lookup view "index" in views directory "/home/anr/Desktop/node js/mvc/views"
    at Function.app.render (/home/anr/node_modules/express/lib/application.js:493:17)
    at ServerResponse.res.render (/home/anr/node_modules/express/lib/response.js:798:7)
    at app.post.res.send.status (/home/anr/Desktop/node js/mvc/ntwitter.js:17:7)
    at callbacks (/home/anr/node_modules/express/lib/router/index.js:164:37)
    at param (/home/anr/node_modules/express/lib/router/index.js:138:11)
    at pass (/home/anr/node_modules/express/lib/router/index.js:145:5)
    at Router._dispatch (/home/anr/node_modules/express/lib/router/index.js:173:5)
    at Object.router (/home/anr/node_modules/express/lib/router/index.js:33:10)
    at next (/home/anr/node_modules/express/node_modules/connect/lib/proto.js:193:15)
    at Object.expressInit [as handle] (/home/anr/node_modules/express/lib/middleware.js:30:5)