This is the error message I get: Error: Invalid configuration of route '{path: "teams/", redirectTo: "all"}': please provide 'pathMatch'. The default value of 'pathMatch' is 'prefix', but often the intent is to use 'full'. Here is my syntax in app.module.ts: const routes = [ { path: 'teams', component: TabsComponent, children: [ { path: '', redirectTo: 'all', pathMatch: 'full' }, { path: ':side', component: ListComponent } ] }, { path: 'new-team', component: CreateTeamComponent }, { path: '**', redirectTo: '/teams' } ]; Why do I still have the error? Continue reading...