![javascript - How to solve angular error "An unhandled exception occurred: Cannot find module 'typescript' "? - Stack Overflow javascript - How to solve angular error "An unhandled exception occurred: Cannot find module 'typescript' "? - Stack Overflow](https://i.stack.imgur.com/Gyi71.png)
javascript - How to solve angular error "An unhandled exception occurred: Cannot find module 'typescript' "? - Stack Overflow
![An unhandled exception occurred: Cannot find module '@angular-devkit/build-webpack' 12.1.1 · Issue #21250 · angular/angular-cli · GitHub An unhandled exception occurred: Cannot find module '@angular-devkit/build-webpack' 12.1.1 · Issue #21250 · angular/angular-cli · GitHub](https://user-images.githubusercontent.com/3740898/124036570-df8ab300-da06-11eb-96da-3f25b989938d.png)
An unhandled exception occurred: Cannot find module '@angular-devkit/build-webpack' 12.1.1 · Issue #21250 · angular/angular-cli · GitHub
![An unhandled exception occurred: Cannot find module '@angular-devkit/build- angular/src/webpack/utils/helpers' - Ionic Framework - Ionic Forum An unhandled exception occurred: Cannot find module '@angular-devkit/build- angular/src/webpack/utils/helpers' - Ionic Framework - Ionic Forum](https://global.discourse-cdn.com/ionicframework/optimized/3X/7/c/7cc5b178b442f1cad685547947ba80a9ab71498f_2_690x388.png)
An unhandled exception occurred: Cannot find module '@angular-devkit/build- angular/src/webpack/utils/helpers' - Ionic Framework - Ionic Forum
![cannot find module 'xlsx' or its corresponding type declarations in angular - You.com | The search engine you control. cannot find module 'xlsx' or its corresponding type declarations in angular - You.com | The search engine you control.](https://user-images.githubusercontent.com/5755057/136174025-61c90f6e-5d91-4064-877a-e73374070e4e.png)