![Conflicting components: MatFormField,MatFormField while Testing with Angular 8 · Issue #18425 · angular/components · GitHub Conflicting components: MatFormField,MatFormField while Testing with Angular 8 · Issue #18425 · angular/components · GitHub](https://user-images.githubusercontent.com/18212861/73993208-426e3c80-4930-11ea-9797-a099c2baa5a4.png)
Conflicting components: MatFormField,MatFormField while Testing with Angular 8 · Issue #18425 · angular/components · GitHub
![WebStorm: Angular Material HTML tags shown as 'not a known element' but compiles and works fine - Stack Overflow WebStorm: Angular Material HTML tags shown as 'not a known element' but compiles and works fine - Stack Overflow](https://i.stack.imgur.com/ouPzp.png)
WebStorm: Angular Material HTML tags shown as 'not a known element' but compiles and works fine - Stack Overflow
![👁🗨 Angular Errors NG8001 'mat-form-field' is not a known element + NG8002: Can't bind to 'ngModel' since it isn't a known property of 'input'. 👁🗨 Angular Errors NG8001 'mat-form-field' is not a known element + NG8002: Can't bind to 'ngModel' since it isn't a known property of 'input'.](https://readdy.net/User_Files/Notes/Images/Image_1856_0_blog.jpg)
👁🗨 Angular Errors NG8001 'mat-form-field' is not a known element + NG8002: Can't bind to 'ngModel' since it isn't a known property of 'input'.
![NG8001: 'mat-icon' is not a known element: Error occurs in the template of component xxComponent. - YouTube NG8001: 'mat-icon' is not a known element: Error occurs in the template of component xxComponent. - YouTube](https://i.ytimg.com/vi/BohDli1JKNc/maxresdefault.jpg?sqp=-oaymwEmCIAKENAF8quKqQMa8AEB-AHUBoAC4AOKAgwIABABGEwgWihlMA8=&rs=AOn4CLA9fHIF8lnilzGoljWWoHT0ZBtMRw)
NG8001: 'mat-icon' is not a known element: Error occurs in the template of component xxComponent. - YouTube
![Creating a custom form field control compatible with Reactive Forms and Angular Material | by Vassiliki Dalakiari | ITNEXT Creating a custom form field control compatible with Reactive Forms and Angular Material | by Vassiliki Dalakiari | ITNEXT](https://miro.medium.com/max/560/1*35-FRwt72mAyTa-Y53YJ5Q.png)
Creating a custom form field control compatible with Reactive Forms and Angular Material | by Vassiliki Dalakiari | ITNEXT
![html - Angular 10 Compile Error "error NG8001: 'mat-card-title' is not a known element: - Stack Overflow html - Angular 10 Compile Error "error NG8001: 'mat-card-title' is not a known element: - Stack Overflow](https://i.stack.imgur.com/rwURq.png)