@angular/platform-browser-dynamic error

Hello ,
I have an error that annoys me since I installed @ angular / platform-browser-dynamic

but he always shows me the same error, please help me
here are the errors



Runtime Error

Cannot find module “@angular/platform-browser-dynamic”


Error: Cannot find module “@angular/platform-browser-dynamic” at Object.<anonymous> (http://localhost:8100/build/main.js:3271:7) at webpack_require (http://localhost:8100/build/vendor.js:55:30) at webpackJsonpCallback (http://localhost:8100/build/vendor.js:26:23) at http://localhost:8100/build/main.js:1:1

Sass Error

File to import not found or unreadable: ionic.globals.


@import “ionic.globals”;

Ionic Framework: 3.9.2 Ionic App Scripts: 3.2.1 Angular Core: 5.2.9 Angular Compiler CLI: 5.2.9 Node: 10.13.0 OS Platform: Windows 7 Navigator Platform: Win32 User Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36