diff --git a/src/ui_ng/src/app/harbor-routing.module.ts b/src/ui_ng/src/app/harbor-routing.module.ts
index 6ff812f29..42e083df2 100644
--- a/src/ui_ng/src/app/harbor-routing.module.ts
+++ b/src/ui_ng/src/app/harbor-routing.module.ts
@@ -52,6 +52,7 @@ import { MemberGuard } from './shared/route/member-guard-activate.service';
 import { TagDetailPageComponent } from './repository/tag-detail/tag-detail-page.component';
 import { ReplicationRuleComponent} from "./replication/replication-rule/replication-rule.component";
 import {LeavingNewRuleRouteDeactivate} from "./shared/route/leaving-new-rule-deactivate.service";
+import { LeavingRepositoryRouteDeactivate } from './shared/route/leaving-repository-deactivate.service';
 
 const harborRoutes: Routes = [
   { path: '', redirectTo: 'harbor', pathMatch: 'full' },
@@ -117,6 +118,7 @@ const harborRoutes: Routes = [
         path: 'projects/:id/repositories/:repo',
         component: TagRepositoryComponent,
         canActivate: [MemberGuard],
+        canDeactivate: [LeavingRepositoryRouteDeactivate],
         resolve: {
           projectResolver: ProjectRoutingResolver
         }
diff --git a/src/ui_ng/src/app/project/member/member.component.ts b/src/ui_ng/src/app/project/member/member.component.ts
index c67639d38..5d412f916 100644
--- a/src/ui_ng/src/app/project/member/member.component.ts
+++ b/src/ui_ng/src/app/project/member/member.component.ts
@@ -154,7 +154,6 @@ export class MemberComponent implements OnInit, OnDestroy {
         initBatchMessage.name = data.username;
         this.batchActionInfos.push(initBatchMessage);
       });
-      this.OperateDialogService.addBatchInfoList(this.batchActionInfos);
 
       this.changeOpe(m);
     }
diff --git a/src/ui_ng/src/app/repository/tag-repository/tag-repository.component.ts b/src/ui_ng/src/app/repository/tag-repository/tag-repository.component.ts
index 9adc20588..2ad815610 100644
--- a/src/ui_ng/src/app/repository/tag-repository/tag-repository.component.ts
+++ b/src/ui_ng/src/app/repository/tag-repository/tag-repository.component.ts
@@ -11,12 +11,14 @@
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
-import { Component, OnInit } from '@angular/core';
+import { Component, OnInit, ViewChild } from '@angular/core';
 import { ActivatedRoute, Router } from '@angular/router';
+// import { RepositoryComponent} from 'harbor-ui';
 import { AppConfigService } from '../../app-config.service';
 import { SessionService } from '../../shared/session.service';
 import { TagClickEvent } from 'harbor-ui';
 import { Project } from '../../project/project';
+import { RepositoryComponent } from 'harbor-ui/src/repository/repository.component';
 
 @Component({
   selector: 'tag-repository',
@@ -30,6 +32,9 @@ export class TagRepositoryComponent implements OnInit {
   hasProjectAdminRole: boolean = false;
   registryUrl: string;
 
+  @ViewChild(RepositoryComponent)
+  repositoryComponent: RepositoryComponent;
+
   constructor(
     private route: ActivatedRoute,
     private router: Router,
@@ -65,6 +70,9 @@ export class TagRepositoryComponent implements OnInit {
     return this.session.getCurrentUser() !== null;
   }
 
+  hasChanges(): boolean {
+    return this.repositoryComponent.hasChanges();
+  }
   watchTagClickEvt(tagEvt: TagClickEvent): void {
     let linkUrl = ['harbor', 'projects', tagEvt.project_id, 'repositories', tagEvt.repository_name, 'tags', tagEvt.tag_name];
     this.router.navigate(linkUrl);
diff --git a/src/ui_ng/src/app/shared/route/leaving-repository-deactivate.service.ts b/src/ui_ng/src/app/shared/route/leaving-repository-deactivate.service.ts
new file mode 100644
index 000000000..b72015df4
--- /dev/null
+++ b/src/ui_ng/src/app/shared/route/leaving-repository-deactivate.service.ts
@@ -0,0 +1,64 @@
+// Copyright (c) 2017 VMware, Inc. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+import { Injectable } from '@angular/core';
+import {
+  CanDeactivate, Router,
+  ActivatedRouteSnapshot,
+  RouterStateSnapshot
+} from '@angular/router';
+
+import { ConfirmationDialogService } from '../confirmation-dialog/confirmation-dialog.service';
+
+import { ConfirmationMessage } from '../confirmation-dialog/confirmation-message';
+import { ConfirmationState, ConfirmationTargets } from '../shared.const';
+import { TagRepositoryComponent } from '../../repository/tag-repository/tag-repository.component';
+
+@Injectable()
+export class LeavingRepositoryRouteDeactivate implements CanDeactivate<TagRepositoryComponent> {
+  constructor(
+    private router: Router,
+    private confirmation: ConfirmationDialogService) { }
+
+  canDeactivate(
+    tagRepo: TagRepositoryComponent,
+    route: ActivatedRouteSnapshot,
+    state: RouterStateSnapshot): Promise<boolean> | boolean {
+    // Confirmation before leaving config route
+    return new Promise((resolve, reject) => {
+      if (tagRepo && tagRepo.hasChanges()) {
+        let msg: ConfirmationMessage = new ConfirmationMessage(
+          "CONFIG.LEAVING_CONFIRMATION_TITLE",
+          "CONFIG.LEAVING_CONFIRMATION_SUMMARY",
+          '',
+          {},
+          ConfirmationTargets.REPOSITORY
+        );
+        this.confirmation.openComfirmDialog(msg);
+        return this.confirmation.confirmationConfirm$.subscribe(msg => {
+          if (msg && msg.source === ConfirmationTargets.REPOSITORY) {
+            if (msg.state === ConfirmationState.CONFIRMED) {
+              return resolve(true);
+            } else {
+              return resolve(false); // Prevent leading route
+            }
+          } else {
+            return resolve(true); // Should go on
+          }
+        });
+      } else {
+        return resolve(true);
+      }
+    });
+  }
+}
diff --git a/src/ui_ng/src/app/shared/shared.module.ts b/src/ui_ng/src/app/shared/shared.module.ts
index c50550921..8d0e34a13 100644
--- a/src/ui_ng/src/app/shared/shared.module.ts
+++ b/src/ui_ng/src/app/shared/shared.module.ts
@@ -59,6 +59,7 @@ import {
   HarborLibraryModule
 } from 'harbor-ui';
 import {LeavingNewRuleRouteDeactivate} from "./route/leaving-new-rule-deactivate.service";
+import { LeavingRepositoryRouteDeactivate } from './route/leaving-repository-deactivate.service';
 
 const uiLibConfig: IServiceConfig = {
   enablei18Support: true,
@@ -125,6 +126,7 @@ const uiLibConfig: IServiceConfig = {
     SignInGuard,
     LeavingConfigRouteDeactivate,
     LeavingNewRuleRouteDeactivate,
+    LeavingRepositoryRouteDeactivate,
     MemberGuard,
     MessageHandlerService,
     StatisticHandler