Version

3.0.2

Steps to reproduce

1.When i init the project by vue-cli 4.5.X,I can start the project by yarn && yarn serve. but when i delete the node_modules,then use npm install && npm run serve,it will show me can't some packages,show as follow

⠙ [8/27] Installing tsutils@^3.17.1[fork-ts-checker-webpack-plugin-v5@npm:fork-ts-checker-webpack-plugin@^5.0.11] optional install error: Error: Unsupported URL Type: npm:fork-ts-checker-webpack-plugin@^5.0.11
    at parseUrl (/usr/local/lib/node_modules/cnpm/node_modules/_npm-package-arg@4.2.1@npm-package-arg/npa.js:186:13)
    at npa (/usr/local/lib/node_modules/cnpm/node_modules/_npm-package-arg@4.2.1@npm-package-arg/npa.js:79:12)
    at _install (/usr/local/lib/node_modules/cnpm/node_modules/_npminstall@3.28.0@npminstall/lib/install.js:62:11)
    at _install.next (<anonymous>)
    at onFulfilled (/usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:65:19)
    at /usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:54:5
    at new Promise (<anonymous>)
    at co (/usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:50:10)
    at toPromise (/usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:118:63)
    at next (/usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:99:29)
⠴ [18/27] Installing unique-filename@^1.1.1
WARN node unsupported "node@v12.16.0" is incompatible with @vue/cli-plugin-babel@4.5.8 › webpack@4.44.2 › watchpack@1.7.4 › watchpack-chokidar2@^2.0.0, expected node@<8.10.0
⠇ [25/27] Installing lodash@^4.17.14[vue-loader-v16@npm:vue-loader@^16.0.0-beta.7] optional install error: Error: Unsupported URL Type: npm:vue-loader@^16.0.0-beta.7
    at parseUrl (/usr/local/lib/node_modules/cnpm/node_modules/_npm-package-arg@4.2.1@npm-package-arg/npa.js:186:13)
    at npa (/usr/local/lib/node_modules/cnpm/node_modules/_npm-package-arg@4.2.1@npm-package-arg/npa.js:79:12)
    at _install (/usr/local/lib/node_modules/cnpm/node_modules/_npminstall@3.28.0@npminstall/lib/install.js:62:11)
    at _install.next (<anonymous>)
    at onFulfilled (/usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:65:19)
    at /usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:54:5
    at new Promise (<anonymous>)
    at co (/usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:50:10)
    at toPromise (/usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:118:63)
    at next (/usr/local/lib/node_modules/cnpm/node_modules/_co@4.6.0@co/index.js:99:29)

What is expected?

it can install package can work with npm

What is actually happening?

when i use npm run serve

 ERROR  Error: Cannot find module 'vue-loader-v16/package.json'
Require stack:
- /Users/ibaiwei/Desktop/f1/node_modules/_@vue_cli-service@4.5.8@@vue/cli-service/lib/config/base.js
- /Users/ibaiwei/Desktop/f1/node_modules/_@vue_cli-service@4.5.8@@vue/cli-service/lib/Service.js
- /Users/ibaiwei/Desktop/f1/node_modules/_@vue_cli-service@4.5.8@@vue/cli-service/bin/vue-cli-service.js
Error: Cannot find module 'vue-loader-v16/package.json'

my package.json like this

  "dependencies": {
    "core-js": "^3.6.5",
    "vue": "^3.0.0",
    "vue-router": "^4.0.0-0",
    "vuex": "^4.0.0-0"
  },
"devDependencies": {
    "@types/chai": "^4.2.11",
    "@types/mocha": "^5.2.4",
    "@typescript-eslint/eslint-plugin": "^2.33.0",
    "@typescript-eslint/parser": "^2.33.0",
    "@vue/cli-plugin-babel": "~4.5.0",
    "@vue/cli-plugin-eslint": "~4.5.0",
    "@vue/cli-plugin-router": "~4.5.0",
    "@vue/cli-plugin-typescript": "~4.5.0",
    "@vue/cli-plugin-unit-mocha": "~4.5.0",
    "@vue/cli-plugin-vuex": "~4.5.0",
    "@vue/cli-service": "~4.5.0",
    "@vue/compiler-sfc": "^3.0.0",
    "@vue/eslint-config-prettier": "^6.0.0",
    "@vue/eslint-config-typescript": "^5.0.2",
    "@vue/test-utils": "^2.0.0-0",
    "chai": "^4.1.2",
    "eslint": "^6.7.2",
    "eslint-plugin-prettier": "^3.1.3",
    "eslint-plugin-vue": "^7.0.0-0",
    "less": "^3.0.4",
    "less-loader": "^5.0.0",
    "prettier": "^1.19.1",
    "typescript": "~3.9.3"
  }

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I had the same problem, here is a reproduction, try to run vue serve under pwa after bootup https://codesandbox.io/s/2533-ovbws?file=/sandbox.config.sh