this error happens to me when I want to do the npm install and it is canceled in the middle of the process, It should be noted that this did not happen before. I already applied many of the suggestions I saw, for example: disable the anti virus, run as administrator, among others. version node :10.13.0 and 10.16.0 (nvm) version angular :8.0.0 error console PowerShell my dependencies project "dependencies": { "@agm/core": "^1.0.0-beta.5", "@angular-material-components/datetime-picker": "^2.0.3", "@angular-material-components/moment-adapter": "^2.0.1", "@angular/animations": "^8.0.0", "@angular/cdk": "^8.0.0", "@angular/common": "^8.0.0", "@angular/compiler": "^8.0.0", "@angular/core": "^8.0.0", "@angular/fire": "^5.2.3", "@angular/flex-layout": "^7.0.0-beta.23", "@angular/forms": "^8.0.0", "@angular/http": "^7.2.1", "@angular/material": "^8.0.0", "@angular/material-moment-adapter": "^8.0.2", "@angular/platform-browser": "^8.0.0", "@angular/platform-browser-dynamic": "^8.0.0", "@angular/platform-server": "^8.0.0", "@angular/router": "^8.0.0", "@auth0/angular-jwt": "^2.1.0", "@ng-bootstrap/ng-bootstrap": "^4.0.1", "@ngx-translate/core": "^11.0.1", "@ngx-translate/http-loader": "^4.0.0", "@swimlane/ngx-datatable": "^15.0.0", "@tinymce/tinymce-angular": "^3.5.0", "@types/lodash": "^4.14.106", "@types/pdfjs-dist": "~2.0.1", "amazing-time-picker": "^1.8.0", "angular-calendar": "^0.27.19", "angularfire2": "^5.1.1", "animate.css": "^3.7.0", "card": "^2.4.0", "chart.js": "^2.8.0", "classlist.js": "^1.1.20150312", "core-js": "^2.6.2", "css-element-queries": "^1.1.1", "date-fns": "^1.30.1", "easy-pie-chart": "^2.1.7", "file-saver": "^2.0.2", "firebase": "^5.8.0", "font-awesome": "4.7.0", "hammerjs": "^2.0.8", "intl": "^1.2.5", "jquery": "^3.3.1", "moment": "^2.23.0", "ng-block-ui": "^2.1.0", "ng-circle-progress": "^1.5.1", "ng-currency-format": "^0.1.6", "ng2-charts": "^1.6.0", "ng2-currency-mask": "^5.3.1", "ng2-pdf-viewer": "~5.3.4", "ng2-validation": "^4.2.0", "ng2modules-easypiechart": "0.0.4", "ng5-breadcrumb": "0.0.6", "ngx-device-detector": "1.4.2", "ngx-mat-select-search": "^1.7.6", "ngx-perfect-scrollbar": "^7.2.0", "ngx-slick-carousel": "^0.4.4", "ngx-spinner": "^7.1.0", "ngx-toastr": "^9.1.1", "ngx-tour-core": "4.1.1", "ngx-tour-md-menu": "4.1.1", "ngx-tour-ng-bootstrap": "^4.0.1", "ngx-webcam": "^0.2.5", "node-sass": "^4.14.1", "normalize.css": "^8.0.1", "pdfjs-dist": "2.5.207", "perfect-scrollbar": "^1.4.0", "promise-polyfill": "^8.1.0", "rxjs": "^6.3.3", "rxjs-compat": "^6.3.3", "screenfull": "^4.0.0", "slick-carousel": "^1.8.1", "sortablejs": "^1.8.1", "sweetalert2": "^8.19.0", "ts-helpers": "^1.1.2", "videogular2": "^6.4.0", "web-animations-js": "^2.3.1", "zone.js": "~0.10.2" }, "devDependencies": { "@angular-devkit/build-angular": "^0.800.0", "@angular/cli": "^8.0.0", "@angular/compiler-cli": "^8.0.0", "@angular/language-service": "^8.0.0", "@types/jasmine": "^3.3.7", "@types/jquery": "^3.3.29", "@types/node": "^10.12.18", "@types/systemjs": "^0.20.6", "@types/webpack-env": "^1.13.7", "codelyzer": "^4.5.0", "gulp-sass": "^5.0.0", "jasmine-core": "^3.3.0", "jasmine-spec-reporter": "^4.2.1", "karma": "^4.0.0", "karma-chrome-launcher": "^2.2.0", "karma-cli": "^2.0.0", "karma-coverage-istanbul-reporter": "^2.0.4", "karma-jasmine": "^2.0.1", "karma-jasmine-html-reporter": "^1.4.0", "karma-phantomjs-launcher": "^1.0.4", "node-sass-magic-importer": "^5.3.2", "protractor": "^5.4.2", "rxjs-tslint": "^0.1.6", "ts-node": "^7.0.1", "tslint": "^5.12.1", "typescript": "3.4.5", "webpack-bundle-analyzer": "^4.5.0" } Continue reading...