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Getting problem while running Angular 2/4/6  app or Updating angular CLI

  • Problem with ng serve
  • An issue with updating Angular CLI  OR
  • Local workspace file (‘angular.json‘) could not be found.

Here is Solution for above issues

1. Uninstall and clean (global)

rm -rf node_modules dist
npm uninstall -g @angular/cli
npm cache clean

2. Reinstall and play (global)

npm install -g @angular/cli@latest
npm install
ng serve

If above solution does not work then try following steps.

Step 1: npm install -g @angular/cli@latest 
Step 2: ng new name-of-project (ignore if project already created) 
Step 3: cd name-of-project (ignore if project already created) 
Step 4: npm install @angular/cli –save-dev 
Step 5: npm install @angular/compiler-cli –save-dev 
Step 6: ng serve 

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