TypeError: Cannot read property 'replace' of undefined
at escapeJSONString (/usr/src/node_modules/fastboot/src/ember-app.js:417:17)
at createShoebox (/usr/src/node_modules/fastboot/src/ember-app.js:394:17)
at EmberApp.visit (/usr/src/node_modules/fastboot/src/ember-app.js:329:9)
at runMicrotasks (<anonymous>)
at processTicksAndRejections (internal/process/task_queues.js:95:5)
at FastBoot.visit (/usr/src/node_modules/fastboot/src/index.js:86:18)
at /usr/src/node_modules/fastboot-express-middleware/src/index.js:33:20