问检索图标时出错:找不到名称为":done“的图标

EN

import { NgModule } from '@angular/core';
import { CommonModule } from '@angular/common';
import {
    MatButtonModule,
    MatCardModule,
    MatIconModule,
    MatMenuModule,
    MatToolbarModule,
} from '@angular/material';

@NgModule({
    imports: [
        CommonModule,
        MatButtonModule,
        MatCardModule,
        MatIconModule,
        MatMenuModule,
        MatToolbarModule
    ],
    exports: [
        MatButtonModule,
        MatCardModule,
        MatIconModule,
        MatMenuModule,
        MatToolbarModule
    ],
    declarations: []
})
export class SharedModule { }

import { NgModule } from '@angular/core';
import { CommonModule } from '@angular/common';
import { SharedModule } from '../../shared/shared.module';
import { LoginRoutingModule } from './login.routing.module';
import { LoginContainerComponent } from './login-container/login-container.component';
import { LoginViewComponent } from './login-view/login-view.component';

@NgModule({
    imports: [
        CommonModule,
        LoginRoutingModule,
        SharedModule
    ],
    declarations: [
        LoginContainerComponent,
        LoginViewComponent
    ]
})

export class LoginModule { }

<mat-card>
    <mat-card-title-group>
        <mat-card-title>
            Welcome to Track-It
        </mat-card-title>
        <mat-card-subtitle>
            In order to use all of Track-it's goodness, please login...
        </mat-card-subtitle>
    </mat-card-title-group>
    <mat-card-content>
        Lorem, ipsum dolor sit amet consectetur adipisicing elit. Maxime quod labore autem. Sunt expedita ullam quis in deserunt rem eum, quas culpa quo aut eius consequuntur magni. Voluptates, mollitia ullam.
    </mat-card-content>
    <mat-card-actions [align]="'end'">
        <button mat-flat-button>
            Login&nbsp;
            <mat-icon svgIcon="done"></mat-icon>
        </button>
    </mat-card-actions>
</mat-card>