serviceInfosDataSource is declared at line 23 but never initialized. When getServiceInfos() attempts to set this.serviceInfosDataSource.data at line 63, it will throw a runtime error: "Cannot set property 'data' of undefined".

Author: seanmcilvenna

Web/Admin.UI/src/app/components/monitor/link-health-check/link-health-check.component.ts

@@ -33,6 +33,7 @@ export class LinkHealthCheckComponent implements OnInit {
 
   ngOnInit(): void {
     this.healthDataSource = new MatTableDataSource<ILinkServiceHealthSummary>();
+    this.serviceInfosDataSource = new MatTableDataSource<IServiceInfoModel>();
     this.getHealthSummary();
     this.getServiceInfos();
   }