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ERROR in node_modules/@angular/flex-layout/extended/typings/class/class.d.ts(9,19): error TS2305:

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ERROR in node_modules/@angular/flex-layout/extended/typings/class/class.d.ts(9,19): error TS2305:

Angular7で構築中のプロジェクトにFlex-layoutをインストールしたら上記エラーでビルド失敗。

npm install @angular/flex-layout --save;
....
....
ng serve -o

ERROR in node_modules/@angular/flex-layout/extended/typings/class/class.d.ts(9,19): error TS2305: Module '"C:/Users/AtomYah/Documents/Git/Angular_Projects/benzoinfojapan/node_modules/@angular/common/common"' has no exported member 'ɵNgClassImpl'.
node_modules/@angular/flex-layout/extended/typings/class/class.d.ts(9,33): error TS2305: Module '"C:/Users/AtomYah/Documents/Git/Angular_Projects/benzoinfojapan/node_modules/@angular/common/common"' has no exported member 'ɵNgClassR2Impl'.
node_modules/@angular/flex-layout/extended/typings/style/style.d.ts(9,19): error TS2305: Module '"C:/Users/AtomYah/Documents/Git/Angular_Projects/benzoinfojapan/node_modules/@angular/common/common"' has no exported member 'ɵNgStyleImpl'.
node_modules/@angular/flex-layout/extended/typings/style/style.d.ts(9,33): error TS2305: Module '"C:/Users/AtomYah/Documents/Git/Angular_Projects/benzoinfojapan/node_modules/@angular/common/common"' has no exported member 'ɵNgStyleR2Impl'.

原因

おそらくバージョンコンフリクト

解決策

npm install @angular/flex-layout@7.0.0-beta.24

結果

:ok_hand:
package.jsonの内容は以下のとおり。

{
  "name": "benzoinfojapan",
  "version": "0.0.0",
  "scripts": {
    "ng": "ng",
    "start": "ng serve",
    "build": "ng build",
    "test": "ng test",
    "lint": "ng lint",
    "e2e": "ng e2e"
  },
  "private": true,
  "dependencies": {
    "@angular/animations": "~7.1.0",
    "@angular/cdk": "^7.3.4",
    "@angular/common": "~7.1.0",
    "@angular/compiler": "~7.1.0",
    "@angular/core": "~7.1.0",
    "@angular/fire": "^5.1.3",
    "@angular/flex-layout": "^7.0.0-beta.24",
    "@angular/forms": "~7.1.0",
    "@angular/material": "^7.3.4",
    "@angular/platform-browser": "~7.1.0",
    "@angular/platform-browser-dynamic": "~7.1.0",
    "@angular/pwa": "^0.13.5",
    "@angular/router": "~7.1.0",
    "@angular/service-worker": "~7.1.0",
    "core-js": "^2.5.4",
    "firebase": "^5.11.1",
    "firebase-admin": "^7.3.0",
    "firebase-functions": "^2.3.1",
    "firebaseui": "^3.6.1",
    "firebaseui-angular": "^3.4.1",
    "hammerjs": "^2.0.8",
    "igniteui-angular": "^7.3.0",
    "rxjs": "~6.3.3",
    "tslib": "^1.9.0",
    "web-animations-js": "^2.3.1",
    "zone.js": "~0.8.26"
  },
  "devDependencies": {
    "@angular-devkit/build-angular": "^0.13.9",
    "@angular/cli": "~7.1.4",
    "@angular/compiler-cli": "^7.2.15",
    "@angular/language-service": "~7.1.0",
    "@types/jasmine": "~2.8.8",
    "@types/jasminewd2": "~2.0.3",
    "@types/node": "~8.9.4",
    "codelyzer": "~4.5.0",
    "jasmine-core": "~2.99.1",
    "jasmine-spec-reporter": "~4.2.1",
    "karma": "~3.1.1",
    "karma-chrome-launcher": "~2.2.0",
    "karma-coverage-istanbul-reporter": "~2.0.1",
    "karma-jasmine": "~1.1.2",
    "karma-jasmine-html-reporter": "^0.2.2",
    "protractor": "~5.4.0",
    "ts-node": "~7.0.0",
    "tslint": "~5.11.0",
    "typescript": "~3.1.6"
  }
}


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