javascript - Why does karma start karma.conf.js always prompt that jasmine-core is not installed, but I have already installed it?

Question

1. Why does karma start karma.conf.js always prompt that jasmime-core is not installed?

   Cannot find module 'jasmine-core'
   
   但是我已经安装jasmin-core
   
   "dependencies": {
   "jasmine-core": "^2.6.2",
   "karma": "^1.7.0",
   "karma-jasmine": "^1.1.0"

   }

Answer 1

Global installation

npm install -g karma
npm install -g jasmine-core
npm install -g karma-jasmine