Ngx document viewer not working with ionic 3

ngx-doc-viewer@error coming when page load

Error: Uncaught (in promise): TypeError: Object(…) is not a function
TypeError: Object(…) is not a function
at http://localhost:8100/build/vendor.js:360494:103
at t.invoke (http://localhost:8100/build/polyfills.js:3:14976)
at r.run (http://localhost:8100/build/polyfills.js:3:10143)
at NgZone.runOutsideAngular (http://localhost:8100/build/vendor.js:5034:69)
at NgxDocViewerComponent.ngAfterViewInit (http://localhost:8100/build/vendor.js:360490:25)
at callProviderLifecycles (http://localhost:8100/build/vendor.js:13074:18)
at callElementProvidersLifecycles (http://localhost:8100/build/vendor.js:13041:13)
at callLifecycleHooksChildrenFirst (http://localhost:8100/build/vendor.js:13024:29)
at checkAndUpdateView (http://localhost:8100/build/vendor.js:14179:5)
at callViewAction (http://localhost:8100/build/vendor.js:14521:21)
at c (http://localhost:8100/build/polyfills.js:3:19752)
at Object.reject (http://localhost:8100/build/polyfills.js:3:19174)
at NavControllerBase._fireError (http://localhost:8100/build/vendor.js:89849:16)
at NavControllerBase._failed (http://localhost:8100/build/vendor.js:89842:14)
at http://localhost:8100/build/vendor.js:89889:59
at t.invoke (http://localhost:8100/build/polyfills.js:3:14976)
at Object.onInvoke (http://localhost:8100/build/vendor.js:5086:33)
at t.invoke (http://localhost:8100/build/polyfills.js:3:14916)
at r.run (http://localhost:8100/build/polyfills.js:3:10143)
at http://localhost:8100/build/polyfills.js:3:20242