Error: Failed to lookup view "404" in views directory "/home/ubuntu/home/ubuntu/isbf/views"
    at Function.render (/home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/application.js:597:17)
    at ServerResponse.render (/home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/response.js:1039:7)
    at /home/ubuntu/home/ubuntu/isbf/routes/api.js:592:7
    at Layer.handle [as handle_request] (/home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/router/layer.js:95:5)
    at next (/home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/router/route.js:144:13)
    at Route.dispatch (/home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/router/route.js:114:3)
    at Layer.handle [as handle_request] (/home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/router/layer.js:95:5)
    at /home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/router/index.js:284:15
    at param (/home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/router/index.js:365:14)
    at param (/home/ubuntu/home/ubuntu/isbf/node_modules/express/lib/router/index.js:376:14)