Crashed on startup with exception

➜ Rodeo ./Rodeo error: uncaughtException: listen EADDRINUSE :::9356 date=Tue Aug 30 2016 14:18:14 GMT+0800 (CST), pid=21420, uid=1000, gid=1000, cwd=/opt/Rodeo, execPath=/opt/Rodeo/Rodeo, version=v6.1.0, argv=[/opt/Rodeo/Rodeo], rss=76107776, heapTotal=27303936, heapUsed=19576576, loadavg=[1.6904296875, 2.2021484375, 2.14697265625], uptime=100301 Error: listen EADDRINUSE :::9356 at Object.exports._errnoException (util.js:949:11) at exports._exceptionWithHostPort (util.js:972:20) at Server._listen2 (net.js:1253:14) at listen (net.js:1289:10) at Server.listen (net.js:1385:5) at EventEmitter.listen (/opt/Rodeo/resources/app/node_modules/express/lib/application.js:617:24) at /opt/Rodeo/resources/app/node/services/server.js:16:9 at Promise._execute (/opt/Rodeo/resources/app/node_modules/bluebird/js/release/debuggability.js:272:9) at Promise._resolveFromExecutor (/opt/Rodeo/resources/app/node_modules/bluebird/js/release/promise.js:475:18) at new Promise (/opt/Rodeo/resources/app/node_modules/bluebird/js/release/promise.js:77:14) at Object.start (/opt/Rodeo/resources/app/node/services/server.js:13:10) at attachAppEvents (/opt/Rodeo/resources/app/node/index.js:782:34) at Object. (/opt/Rodeo/resources/app/node/index.js:811:1) at Module._compile (module.js:541:32) at Object.Module._extensions..js (module.js:550:10) at Module.load (module.js:456:32)