报错信息

 Uncaught (in promise): Error: No component factory found for xxxx. Did you add it to @NgModule.entryComponents?

解决
app.module.ts
在@NgModule的entryComponents声明组件：

@NgModule({
  declarations: [
     todoDetailshPage
  ],
  entryComponents: [ todoDetailshPage],
})
export class AppModule { }