I was working on anagular 8 project on my computer. But now need to install angular 10 t run another project.
So I have installed new version as globally: npm install -g @angular/cli
And the new angular 10 project works now, but angular 8 project does not start. It throws an error while starting.
An unhandled exception occurred: Cannot find module '@angular-devkit/build-angular/package.json' Require stack:
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\node_modules@angular-devkit\architect\node\node-modules-architect-host.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\node_modules@angular-devkit\architect\node\index.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\models\architect-command.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\commands\serve-impl.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\node_modules@angular-devkit\schematics\tools\export-ref.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\node_modules@angular-devkit\schematics\tools\index.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\utilities\json-schema.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\models\command-runner.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\lib\cli\index.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\lib\init.js
C:\Users\Mm\AppData\Roaming\npm\node_modules@angular\cli\bin\ng See "C:\Users\Mm\AppData\Local\Temp\ng-mhNKKl\angular-errors.log" for further details.
My system versions are:
- npm: '6.14.6'
- Node.js v12.18.3
- Angular CLI: 10.0.8