{"stack":"TypeError: Cannot read properties of undefined (reading 'key')\n at Object.CourseAccordion [as type] (/var/task/.next/server/1961.d08ecf92a70f3a1c.js:42930:77)\n at NextErrorBoundary (/var/task/.next/server/3656.53f69127fc0b6be2.js:43024:74)\n at courseAccordion (/var/task/.next/server/1961.d08ecf92a70f3a1c.js:43212:98)\n at Ri (/var/task/node_modules/react-dom/cjs/react-dom-server.browser.development.js:10:72713)\n at ji (/var/task/node_modules/react-dom/cjs/react-dom-server.browser.development.js:10:73587)\n at $i (/var/task/node_modules/react-dom/cjs/react-dom-server.browser.development.js:10:76532)\n at Xi (/var/task/node_modules/react-dom/cjs/react-dom-server.browser.development.js:10:78203)\n at Yi (/var/task/node_modules/react-dom/cjs/react-dom-server.browser.development.js:10:77988)\n at Ji (/var/task/node_modules/react-dom/cjs/react-dom-server.browser.development.js:10:80069)\n at Zi (/var/task/node_modules/react-dom/cjs/react-dom-server.browser.development.js:10:79578)","message":"Cannot read properties of undefined (reading 'key')"}