Error

[Bluedev-3]

I have installed ngx-loading using npm install ngx-loading@7.0.0 --save, but facing this error.

ERROR Error: Uncaught (in promise): TypeError: Object(...) is not a function
TypeError: Object(...) is not a function
at ngx-loading.js:54
at Module../node_modules/ngx-loading/fesm5/ngx-loading.js (ngx-loading.js:56)
at webpack_require (bootstrap:83)
at Module../src/app/public/public.module.ts (public.component.ts:8)
at webpack_require (bootstrap:83)
at $_lazy_route_resource lazy namespace object:18
at ZoneDelegate.push../node_modules/zone.js/dist/zone.js.ZoneDelegate.invoke (zone.js:391)
at Object.onInvoke (core.js:14060)
at ZoneDelegate.push../node_modules/zone.js/dist/zone.js.ZoneDelegate.invoke (zone.js:390)
at Zone.push../node_modules/zone.js/dist/zone.js.Zone.run (zone.js:150)
at resolvePromise (zone.js:831)
at resolvePromise (zone.js:788)
at zone.js:892
at ZoneDelegate.push../node_modules/zone.js/dist/zone.js.ZoneDelegate.invokeTask (zone.js:423)
at Object.onInvokeTask (core.js:14051)
at ZoneDelegate.push../node_modules/zone.js/dist/zone.js.ZoneDelegate.invokeTask (zone.js:422)
at Zone.push../node_modules/zone.js/dist/zone.js.Zone.runTask (zone.js:195)
at drainMicroTaskQueue (zone.js:601)

package.json

"private": true,
"dependencies": {
"@angular/animations": "~7.0.0",
"@angular/common": "~7.0.0",
"@angular/compiler": "~7.0.0",
"@angular/core": "~7.0.0",
"@angular/forms": "~7.0.0",
"@angular/http": "~7.0.0",
"@angular/platform-browser": "~7.0.0",
"@angular/platform-browser-dynamic": "~7.0.0",
"@angular/router": "~7.0.0",
"angular-progress-bar": "^1.0.11",
"core-js": "^2.5.4",
"firebase": "^4.6.0",
"ngx-loading": "^7.0.0",
"rxjs": "~6.3.3",
"sweetalert": "^2.1.2",
"zone.js": "~0.8.26"
},
"devDependencies": {
"@angular-devkit/build-angular": "~0.10.0",
"@angular/cli": "~7.0.5",
"@angular/compiler-cli": "~7.0.0",
"@angular/language-service": "~7.0.0",
"@types/node": "~8.9.4",
"@types/jasmine": "~2.8.8",
"@types/jasminewd2": "~2.0.3",
"codelyzer": "~4.5.0",
"jasmine-core": "~2.99.1",
"jasmine-spec-reporter": "~4.2.1",
"karma": "~3.0.0",
"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"
}