From 1879a2e7f02c4d0ca260ee3b8d18c6e995483a74 Mon Sep 17 00:00:00 2001
From: ctxdl <sebastianmrv@hotmail.com>
Date: Mon, 18 Dec 2017 10:21:31 +0100
Subject: [PATCH] Error that prevented clicking on Invite Users, All Students,
 User Administration (#741)

---
 app/users/invite-users/invite-users.component.html | 2 +-
 app/users/invite-users/invite-users.component.ts   | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/app/users/invite-users/invite-users.component.html b/app/users/invite-users/invite-users.component.html
index dde5c052c..0fb42cddd 100644
--- a/app/users/invite-users/invite-users.component.html
+++ b/app/users/invite-users/invite-users.component.html
@@ -14,7 +14,7 @@ <h1>{{ 'invite users' | translate }}</h1>
              separatorKeys="[32]"
              (onRemove)="onRemove($event)"
              (onAdd)="onAdd($event)"
-             [transform]="validateEmail"
+             [onAdding]="validateEmail"
              [secondaryPlaceholder] ="('Enter email ids' | translate)"
              [placeholder]="('+ Email')" ngDefaultControl #input>
     <ng-template let-item="item">
diff --git a/app/users/invite-users/invite-users.component.ts b/app/users/invite-users/invite-users.component.ts
index a74becce2..99bbb0438 100644
--- a/app/users/invite-users/invite-users.component.ts
+++ b/app/users/invite-users/invite-users.component.ts
@@ -1,6 +1,7 @@
 import { Component } from '@angular/core';
 import { ToasterService } from 'angular2-toaster';
 import { TranslateService } from 'ng2-translate';
+import { Observable } from 'rxjs/Rx';
 
 import { UserService } from '../user.service';
 import { User } from '../user.model';
@@ -22,9 +23,10 @@ export class InviteUsersComponent {
               private userService: UserService,
               private translateService: TranslateService) {}
 
-  public validateEmail(item: any): string {
+  public validateEmail(item: any): Observable<string> {
     if (User.validateEmail(item)) {
-      return `${item}`;
+      return Observable
+        .of(item);
     }
   }