Cannot find name 'renderHeroesAndTryCatch' for 06-async-await/end

[LlewellynAtBluestone]

ERROR in /home/lewie/SampleAsyncAwait/typescript-async/06-async-await/end/src/index.ts
./src/index.ts
[tsl] ERROR in /home/lewie/SampleAsyncAwait/typescript-async/06-async-await/end/src/index.ts(32,30)
TS2304: Cannot find name 'renderHeroesAndTryCatch'.
Child mini-css-extract-plugin node_modules/css-loader/dist/cjs.js!node_modules/sass-loader/dist/cjs.js??ref--5-2!src/design/index.scss:
Entrypoint mini-css-extract-plugin = *
[0] ./node_modules/css-loader/dist/cjs.js!./node_modules/sass-loader/dist/cjs.js??ref--5-2!./src/design/index.scss 189 KiB {0} [built]
+ 1 hidden module
error Command failed with exit code 2.