发生未处理的异常：找不到模块'@angular/compiler-cli/src/tooling'

Question

When ever i try to run the project (npx ng serve -o) i get a error.

An unhandled exception occurred: Cannot find module '@angular/compiler-cli/src/tooling'

{ "name": "LandTransfer", "version": "0.0.0", "scripts": { "ng": "ng", "start": "ng serve", "build": "ng build", "test": "ng test --watch=false", "lint": "ng lint", "e2e": "ng e2e", "postinstall": "node patch.js" }, "private": true, "dependencies": { "@angular/animations": "7.1.0", "@angular/cdk": "^7.1.0", "@angular/common": "7.1.0", "@angular/compiler": "^7.1.0", "@angular/core": "7.1.0", "@angular/forms": "7.1.0", "@angular/material": "^7.1.0", "@angular/platform-browser": "7.1.0", "@angular/platform-browser-dynamic": "7.1.0", "@angular/platform-server": "7.1.0", "@angular/router": "7.1.0", "@angular/service-worker": "^7.1.0", "autoprefixer": "^10.0.2", "bootstrap": "^4.3.1", "bufferutil": "^4.0.1", "core-js": "^2.5.7", "ethers": "^4.0.20", "jquery": "^1.9.1", "less": "^2.3.1", "popper.js": "^1.14.7", "rxjs": "6.3.3", "stylus": "^0.52.4", "tailwindcss": "^2.0.0", "truffle-contract": "^4.0.1", "tslib": "^2.0.0", "typedarray-to-buffer": "^3.1.5", "utf-8-validate": "^5.0.2", "web3": "1 .0.0-beta.37", "zone.js": "~0.11.3" }, "devDependencies": { "@angular-devkit/build-angular": "~0.1102.3", "@angular-devkit/core": "0.8.1", "@angular/cli": "^11.2.3", "@angular/compiler-cli": "^7.1.0", "@angular/language-service": "7.1.0", "@types/jasmine": "~3.6.0", "@types/jasminewd2": "^2.0.6", "@types/node": "^12.11.1", "codelyzer": "^6.0.0", "jasmine-core": "~3.6.0", "jasmine-spec-reporter": "~5.0.0", "karma": "~5.0.0", "karma-chrome-launcher": "~3.1.0", "karma-cli": "^1.0.1", "karma-coverage-istanbul-reporter": "~3.0.2", "karma-jasmine": "~4.0.0", "karma-jasmine-html-reporter": "^1.5.0", "protractor": "~7.0.0", "protractor-console-plugin": "^0.1.1", "ts-node": "^3.3.0", "tslint": "~6.1.0", "typescript": "^3.1.1", "webpack": "^4.26.1", "webpack-dev-server": "^3.1.10" }, "optionalDependencies": { "fsevents": "^1.2.13" } }

Answer 1

There is maybe something wrong with your node_moduels , try if this works:

   rm -rf node_modules

   npm install

It will remove your node_modules/ folder and then reinstall the dependencies from package.json.