내부 서버 오류

서버에 문제가 있는 것으로 보입니다! 가능한 한 빨리 모든 것을 정상으로 돌려놓기 위해 노력하고 있습니다!

오류 스택

TypeError: Cannot read property 'pages' of undefined
    at Chapter (webpack-internal:///9469:27:15)
    at d (/var/app/current/node_modules/react-dom/cjs/react-dom-server.node.production.min.js:33:498)
    at bb (/var/app/current/node_modules/react-dom/cjs/react-dom-server.node.production.min.js:36:16)
    at a.b.render (/var/app/current/node_modules/react-dom/cjs/react-dom-server.node.production.min.js:42:43)
    at a.b.read (/var/app/current/node_modules/react-dom/cjs/react-dom-server.node.production.min.js:41:83)
    at exports.renderToString (/var/app/current/node_modules/react-dom/cjs/react-dom-server.node.production.min.js:52:138)
    at eval (webpack-internal:///5288:1340:60)
    at runMicrotasks (<anonymous>)
    at processTicksAndRejections (internal/process/task_queues.js:95:5)