TypeError: argument str must be a string
   at Object.parse (/home/ec2-user/niteru-me/node_modules/cookie/index.js:51:11)
   at /home/ec2-user/niteru-me/index.js:179:31
   at Layer.handle [as handle_request] (/home/ec2-user/niteru-me/node_modules/express/lib/router/layer.js:95:5)
   at next (/home/ec2-user/niteru-me/node_modules/express/lib/router/route.js:137:13)
   at Route.dispatch (/home/ec2-user/niteru-me/node_modules/express/lib/router/route.js:112:3)
   at Layer.handle [as handle_request] (/home/ec2-user/niteru-me/node_modules/express/lib/router/layer.js:95:5)
   at /home/ec2-user/niteru-me/node_modules/express/lib/router/index.js:281:22
   at Function.process_params (/home/ec2-user/niteru-me/node_modules/express/lib/router/index.js:335:12)
   at next (/home/ec2-user/niteru-me/node_modules/express/lib/router/index.js:275:10)
   at SendStream.error (/home/ec2-user/niteru-me/node_modules/serve-static/index.js:121:7)