chat_server_url is not defined
at eval (eval at compile (/usr/local/shplite/node_modules/ejs/lib/ejs.js:455:12),
:20:21)
at eval (eval at compile (/usr/local/shplite/node_modules/ejs/lib/ejs.js:455:12), :29:9)
at /usr/local/shplite/node_modules/ejs/lib/ejs.js:482:14
at View.exports.renderFile [as engine] (/usr/local/shplite/node_modules/ejs/lib/ejs.js:348:31)
at View.render (/usr/local/shplite/node_modules/express/lib/view.js:75:8)
at Function.app.render (/usr/local/shplite/node_modules/express/lib/application.js:506:10)
at ServerResponse.res.render (/usr/local/shplite/node_modules/express/lib/response.js:756:7)
at WebFrameworkShim.applySegment (/usr/local/shplite/node_modules/newrelic/lib/shim/shim.js:1396:20)
at _applyRecorderSegment (/usr/local/shplite/node_modules/newrelic/lib/shim/shim.js:987:20)
at ServerResponse._doRecord (/usr/local/shplite/node_modules/newrelic/lib/shim/shim.js:966:17)