diff --git a/src/ui_ng/src/app/global-message/message.component.ts b/src/ui_ng/src/app/global-message/message.component.ts
index 80e46efae..d543fedf7 100644
--- a/src/ui_ng/src/app/global-message/message.component.ts
+++ b/src/ui_ng/src/app/global-message/message.component.ts
@@ -1,6 +1,6 @@
-import { Component, Input, OnInit } from '@angular/core';
+import { Component, Input, OnInit, OnDestroy } from '@angular/core';
 import { Router } from '@angular/router';
-
+import { Subscription } from 'rxjs/Subscription';
 import { TranslateService } from '@ngx-translate/core';
 
 import { Message } from './message';
@@ -12,7 +12,7 @@ import { AlertType, dismissInterval, httpStatusCode, CommonRoutes } from '../sha
   selector: 'global-message',
   templateUrl: 'message.component.html'
 })
-export class MessageComponent implements OnInit {
+export class MessageComponent implements OnInit, OnDestroy {
 
   @Input() isAppLevel: boolean;
   globalMessage: Message = new Message();
@@ -20,6 +20,10 @@ export class MessageComponent implements OnInit {
   messageText: string = "";
   private timer: any = null;
 
+  private appLevelMsgSub: Subscription;
+  private msgSub: Subscription;
+  private clearSub: Subscription;
+
   constructor(
     private messageService: MessageService,
     private router: Router,
@@ -28,7 +32,7 @@ export class MessageComponent implements OnInit {
   ngOnInit(): void {
     //Only subscribe application level message
     if (this.isAppLevel) {
-      this.messageService.appLevelAnnounced$.subscribe(
+      this.appLevelMsgSub = this.messageService.appLevelAnnounced$.subscribe(
         message => {
           this.globalMessageOpened = true;
           this.globalMessage = message;
@@ -39,7 +43,7 @@ export class MessageComponent implements OnInit {
       )
     } else {
       //Only subscribe general messages
-      this.messageService.messageAnnounced$.subscribe(
+      this.msgSub = this.messageService.messageAnnounced$.subscribe(
         message => {
           this.globalMessageOpened = true;
           this.globalMessage = message;
@@ -53,6 +57,24 @@ export class MessageComponent implements OnInit {
         }
       );
     }
+
+    this.clearSub = this.messageService.clearChan$.subscribe(clear => {
+      this.onClose();
+    });
+  }
+
+  ngOnDestroy() {
+    if (this.appLevelMsgSub) {
+      this.appLevelMsgSub.unsubscribe();
+    }
+
+    if (this.msgSub) {
+      this.msgSub.unsubscribe();
+    }
+
+    if (this.clearSub) {
+      this.clearSub.unsubscribe();
+    }
   }
 
   //Translate or refactor the message shown to user
@@ -65,20 +87,12 @@ export class MessageComponent implements OnInit {
       }
     }
 
-    //Override key for HTTP 401 and 403
-    if (this.globalMessage.statusCode === httpStatusCode.Unauthorized) {
-      key = "UNAUTHORIZED_ERROR";
-    } else if (this.globalMessage.statusCode === httpStatusCode.Forbidden) {
-      key = "FORBIDDEN_ERROR";
-    } 
-
     this.translate.get(key, { 'param': param }).subscribe((res: string) => this.messageText = res);
   }
 
   public get needAuth(): boolean {
     return this.globalMessage ?
-      (this.globalMessage.statusCode === httpStatusCode.Unauthorized) ||
-      (this.globalMessage.statusCode === httpStatusCode.Forbidden) : false;
+      this.globalMessage.statusCode === httpStatusCode.Unauthorized : false;
   }
 
   //Show message text
diff --git a/src/ui_ng/src/app/global-message/message.service.ts b/src/ui_ng/src/app/global-message/message.service.ts
index edd10fb27..9deaceaa1 100644
--- a/src/ui_ng/src/app/global-message/message.service.ts
+++ b/src/ui_ng/src/app/global-message/message.service.ts
@@ -8,9 +8,11 @@ export class MessageService {
 
   private messageAnnouncedSource = new Subject<Message>();
   private appLevelAnnouncedSource = new Subject<Message>();
+  private clearSource = new Subject<boolean>();
 
   messageAnnounced$ = this.messageAnnouncedSource.asObservable();
   appLevelAnnounced$ = this.appLevelAnnouncedSource.asObservable();
+  clearChan$ = this.clearSource.asObservable();
  
   announceMessage(statusCode: number, message: string, alertType: AlertType) {
     this.messageAnnouncedSource.next(Message.newMessage(statusCode, message, alertType));
@@ -19,4 +21,8 @@ export class MessageService {
   announceAppLevelMessage(statusCode: number, message: string, alertType: AlertType) {
     this.appLevelAnnouncedSource.next(Message.newMessage(statusCode, message, alertType));
   }
+
+  clear() {
+    this.clearSource.next(true);
+  }
 }
\ No newline at end of file
diff --git a/src/ui_ng/src/app/harbor-routing.module.ts b/src/ui_ng/src/app/harbor-routing.module.ts
index 583071bfb..f95e80698 100644
--- a/src/ui_ng/src/app/harbor-routing.module.ts
+++ b/src/ui_ng/src/app/harbor-routing.module.ts
@@ -37,7 +37,7 @@ import { MemberGuard } from './shared/route/member-guard-activate.service';
 
 const harborRoutes: Routes = [
   { path: '', redirectTo: 'harbor', pathMatch: 'full' },
-  { path: 'password-reset', component: ResetPasswordComponent },
+  { path: 'reset_password', component: ResetPasswordComponent },
   {
     path: 'harbor',
     component: HarborShellComponent,
diff --git a/src/ui_ng/src/app/shared/message-handler/message-handler.service.ts b/src/ui_ng/src/app/shared/message-handler/message-handler.service.ts
new file mode 100644
index 000000000..79bf7f0e2
--- /dev/null
+++ b/src/ui_ng/src/app/shared/message-handler/message-handler.service.ts
@@ -0,0 +1,78 @@
+import { Injectable } from '@angular/core'
+import { Subject } from 'rxjs/Subject';
+
+import { MessageService } from '../../global-message/message.service';
+import { AlertType, httpStatusCode } from '../../shared/shared.const';
+
+@Injectable()
+export class MessageHandlerService {
+
+    constructor(private msgService: MessageService) { }
+
+    //Handle the error and map it to the suitable message
+    //base on the status code of error.
+
+    public handleError(error: any | string): void {
+        if (!error) {
+            return;
+        }
+
+        if (!error.statusCode) {
+            //treat as string message
+            let msg = "" + error;
+            this.msgService.announceMessage(500, msg, AlertType.DANGER);
+        } else {
+            let msg = 'UNKNOWN_ERROR';
+            switch (error.statusCode) {
+                case 400:
+                    msg = "BAD_REQUEST_ERROR";
+                    break;
+                case 401:
+                    msg = "UNAUTHORIZED_ERROR";
+                    this.msgService.announceAppLevelMessage(error.statusCode, msg, AlertType.DANGER);
+                    return;
+                case 403:
+                    msg = "FORBIDDEN_ERROR";
+                    break;
+                case 404:
+                    msg = "NOT_FOUND_ERROR";
+                    break;
+                case 409:
+                    msg = "CONFLICT_ERROR";
+                    break;
+                case 500:
+                    msg = "SERVER_ERROR";
+                    break;
+                default:
+                    break;
+            }
+            this.msgService.announceMessage(error.statusCode, msg, AlertType.DANGER);
+        }
+    }
+
+    public showSuccess(message: string): void {
+        if (message && message.trim() != "") {
+            this.msgService.announceMessage(200, message, AlertType.SUCCESS);
+        }
+    }
+
+    public showInfo(message: string): void {
+        if (message && message.trim() != "") {
+            this.msgService.announceMessage(200, message, AlertType.INFO);
+        }
+    }
+
+    public showWarning(message: string): void {
+        if (message && message.trim() != "") {
+            this.msgService.announceMessage(400, message, AlertType.WARNING);
+        }
+    }
+
+    public clear(): void {
+        this.msgService.clear();
+    }
+
+    public isAppLevel(error): boolean {
+        return error && error.statusCode === httpStatusCode.Unauthorized;
+    }
+}
\ No newline at end of file
diff --git a/src/ui_ng/src/app/shared/not-found/not-found.component.css b/src/ui_ng/src/app/shared/not-found/not-found.component.css
index 9bbdb1397..2c908a39c 100644
--- a/src/ui_ng/src/app/shared/not-found/not-found.component.css
+++ b/src/ui_ng/src/app/shared/not-found/not-found.component.css
@@ -11,7 +11,6 @@
 .status-code {
     font-weight: bolder;
     font-size: 4em;
-    color: #A32100;
     vertical-align: middle;
 }
 
diff --git a/src/ui_ng/src/app/shared/route/auth-user-activate.service.ts b/src/ui_ng/src/app/shared/route/auth-user-activate.service.ts
index 0315973a6..b40ddb853 100644
--- a/src/ui_ng/src/app/shared/route/auth-user-activate.service.ts
+++ b/src/ui_ng/src/app/shared/route/auth-user-activate.service.ts
@@ -10,13 +10,15 @@ import { SessionService } from '../../shared/session.service';
 import { CommonRoutes, AdmiralQueryParamKey } from '../../shared/shared.const';
 import { AppConfigService } from '../../app-config.service';
 import { maintainUrlQueryParmas } from '../../shared/shared.utils';
+import { MessageHandlerService } from '../message-handler/message-handler.service';
 
 @Injectable()
 export class AuthCheckGuard implements CanActivate, CanActivateChild {
   constructor(
     private authService: SessionService,
     private router: Router,
-    private appConfigService: AppConfigService) { }
+    private appConfigService: AppConfigService,
+    private msgHandler: MessageHandlerService) { }
 
   private isGuest(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): boolean {
     const proRegExp = /\/harbor\/projects\/[\d]+\/.+/i;
@@ -29,6 +31,9 @@ export class AuthCheckGuard implements CanActivate, CanActivateChild {
   }
 
   canActivate(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Promise<boolean> | boolean {
+    //When routing change, clear
+    this.msgHandler.clear();
+    
     return new Promise((resolve, reject) => {
       //Before activating, we firstly need to confirm whether the route is coming from peer part - admiral
       let queryParams = route.queryParams;
diff --git a/src/ui_ng/src/app/shared/shared.module.ts b/src/ui_ng/src/app/shared/shared.module.ts
index 958b63911..88829d067 100644
--- a/src/ui_ng/src/app/shared/shared.module.ts
+++ b/src/ui_ng/src/app/shared/shared.module.ts
@@ -37,6 +37,8 @@ import { MemberGuard } from './route/member-guard-activate.service';
 import { ListProjectROComponent } from './list-project-ro/list-project-ro.component';
 import { ListRepositoryROComponent } from './list-repository-ro/list-repository-ro.component';
 
+import { MessageHandlerService } from './message-handler/message-handler.service';
+
 @NgModule({
   imports: [
     CoreModule,
@@ -88,7 +90,8 @@ import { ListRepositoryROComponent } from './list-repository-ro/list-repository-
     AuthCheckGuard,
     SignInGuard,
     LeavingConfigRouteDeactivate,
-    MemberGuard
+    MemberGuard,
+    MessageHandlerService
   ]
 })
 export class SharedModule {
diff --git a/src/ui_ng/src/app/shared/statictics/statistics-panel.component.html b/src/ui_ng/src/app/shared/statictics/statistics-panel.component.html
index df9828631..943cf3db1 100644
--- a/src/ui_ng/src/app/shared/statictics/statistics-panel.component.html
+++ b/src/ui_ng/src/app/shared/statictics/statistics-panel.component.html
@@ -36,6 +36,9 @@
             </div>
         </div>
         <div class="statistic-item-divider"></div>
-        <div class="statistic-block">Storage</div>
+        <div class="statistic-block">
+            <div>{{freeStorage}}GB | {{totalStorage}}GB</div>
+            <div>[STORAGE]</div>
+        </div>
     </div>
 </div>
\ No newline at end of file
diff --git a/src/ui_ng/src/app/shared/statictics/statistics-panel.component.ts b/src/ui_ng/src/app/shared/statictics/statistics-panel.component.ts
index 2f6e8032b..d3451d49d 100644
--- a/src/ui_ng/src/app/shared/statictics/statistics-panel.component.ts
+++ b/src/ui_ng/src/app/shared/statictics/statistics-panel.component.ts
@@ -9,6 +9,7 @@ import { MessageService } from '../../global-message/message.service';
 import { Statistics } from './statistics';
 
 import { SessionService } from '../session.service';
+import { Volumes } from './volumes';
 
 @Component({
     selector: 'statistics-panel',
@@ -20,6 +21,7 @@ import { SessionService } from '../session.service';
 export class StatisticsPanelComponent implements OnInit {
 
     private originalCopy: Statistics = new Statistics();
+    private volumesInfo: Volumes = new Volumes();
 
     constructor(
         private statistics: StatisticsService,
@@ -27,23 +29,46 @@ export class StatisticsPanelComponent implements OnInit {
         private session: SessionService) { }
 
     ngOnInit(): void {
-        if (this.session.getCurrentUser()) {
+        if (this.isValidSession) {
             this.getStatistics();
+            this.getVolumes();
         }
     }
 
-    getStatistics(): void {
+    public get totalStorage(): number {
+        return this.getGBFromBytes(this.volumesInfo.storage.total);
+    }
+
+    public get freeStorage(): number {
+        return this.getGBFromBytes(this.volumesInfo.storage.free);
+    }
+
+    public getStatistics(): void {
         this.statistics.getStatistics()
             .then(statistics => this.originalCopy = statistics)
             .catch(error => {
                 if (!accessErrorHandler(error, this.msgService)) {
                     this.msgService.announceMessage(error.status, errorHandler(error), AlertType.WARNING);
                 }
-            })
+            });
+    }
+
+    public getVolumes(): void {
+        this.statistics.getVolumes()
+            .then(volumes => this.volumesInfo = volumes)
+            .catch(error => {
+                if (!accessErrorHandler(error, this.msgService)) {
+                    this.msgService.announceMessage(error.status, errorHandler(error), AlertType.WARNING);
+                }
+            });
     }
 
     public get isValidSession(): boolean {
         let user = this.session.getCurrentUser();
         return user && user.has_admin_role > 0;
     }
+
+    private getGBFromBytes(bytes: number): number {
+        return Math.round((bytes / (1024 * 1024 * 1024)));
+    }
 }
\ No newline at end of file
diff --git a/src/ui_ng/src/app/shared/statictics/statistics.service.ts b/src/ui_ng/src/app/shared/statictics/statistics.service.ts
index da2b0bafa..50207eaab 100644
--- a/src/ui_ng/src/app/shared/statictics/statistics.service.ts
+++ b/src/ui_ng/src/app/shared/statictics/statistics.service.ts
@@ -3,8 +3,10 @@ import { Headers, Http, RequestOptions } from '@angular/http';
 import 'rxjs/add/operator/toPromise';
 
 import { Statistics } from './statistics';
+import { Volumes } from './volumes';
 
-export const statisticsEndpoint = "/api/statistics";
+const statisticsEndpoint = "/api/statistics";
+const volumesEndpoint = "/api/systeminfo/volumes";
 /**
  * Declare service to handle the top repositories
  * 
@@ -28,4 +30,10 @@ export class StatisticsService {
         .then(response => response.json() as Statistics)
         .catch(error => Promise.reject(error));
     }
+
+    getVolumes(): Promise<Volumes> {
+        return this.http.get(volumesEndpoint, this.options).toPromise()
+        .then(response => response.json() as Volumes)
+        .catch(error => Promise.reject(error));
+    }
 }
\ No newline at end of file
diff --git a/src/ui_ng/src/app/shared/statictics/volumes.ts b/src/ui_ng/src/app/shared/statictics/volumes.ts
new file mode 100644
index 000000000..b44fb0324
--- /dev/null
+++ b/src/ui_ng/src/app/shared/statictics/volumes.ts
@@ -0,0 +1,17 @@
+export class Volumes {
+    constructor(){
+        this.storage = new Storage();
+    }
+
+    storage: Storage;
+}
+
+export class Storage {
+    constructor(){
+        this.total = 0;
+        this.free = 0;
+    }
+
+    total: number;
+    free: number;
+}
\ No newline at end of file
diff --git a/src/ui_ng/src/app/user/new-user-modal.component.ts b/src/ui_ng/src/app/user/new-user-modal.component.ts
index 5c55e0d6b..026006f1d 100644
--- a/src/ui_ng/src/app/user/new-user-modal.component.ts
+++ b/src/ui_ng/src/app/user/new-user-modal.component.ts
@@ -6,10 +6,8 @@ import { User } from './user';
 
 import { SessionService } from '../shared/session.service';
 import { UserService } from './user.service';
-import { errorHandler, accessErrorHandler } from '../shared/shared.utils';
-import { MessageService } from '../global-message/message.service';
-import { AlertType, httpStatusCode } from '../shared/shared.const';
 import { InlineAlertComponent } from '../shared/inline-alert/inline-alert.component';
+import { MessageHandlerService } from '../shared/message-handler/message-handler.service';
 
 @Component({
     selector: "new-user-modal",
@@ -26,7 +24,7 @@ export class NewUserModalComponent {
 
     constructor(private session: SessionService,
         private userService: UserService,
-        private msgService: MessageService) { }
+        private msgHandler: MessageHandlerService) { }
 
     @ViewChild(NewUserFormComponent)
     private newUserForm: NewUserFormComponent;
@@ -45,10 +43,6 @@ export class NewUserModalComponent {
         return this.newUserForm.isValid && this.error == null;
     }
 
-    public get errorMessage(): string {
-        return errorHandler(this.error);
-    }
-
     formValueChange(flag: boolean): void {
         if (this.error != null) {
             this.error = null;//clear error
@@ -114,12 +108,13 @@ export class NewUserModalComponent {
 
                 this.addNew.emit(u);
                 this.opened = false;
-                this.msgService.announceMessage(200, "USER.SAVE_SUCCESS", AlertType.SUCCESS);
+                this.msgHandler.showSuccess("USER.SAVE_SUCCESS");
             })
             .catch(error => {
                 this.onGoing = false;
                 this.error = error;
-                if(accessErrorHandler(error, this.msgService)){
+                if(this.msgHandler.isAppLevel(error)){
+                    this.msgHandler.handleError(error);
                     this.opened = false;
                 }else{
                     this.inlineAlert.showInlineError(error);
diff --git a/src/ui_ng/src/app/user/user.component.ts b/src/ui_ng/src/app/user/user.component.ts
index f0f0dad8c..471307608 100644
--- a/src/ui_ng/src/app/user/user.component.ts
+++ b/src/ui_ng/src/app/user/user.component.ts
@@ -8,9 +8,8 @@ import { NewUserModalComponent } from './new-user-modal.component';
 import { TranslateService } from '@ngx-translate/core';
 import { ConfirmationDialogService } from '../shared/confirmation-dialog/confirmation-dialog.service';
 import { ConfirmationMessage } from '../shared/confirmation-dialog/confirmation-message';
-import { ConfirmationState, ConfirmationTargets, AlertType, httpStatusCode } from '../shared/shared.const'
-import { errorHandler, accessErrorHandler } from '../shared/shared.utils';
-import { MessageService } from '../global-message/message.service';
+import { ConfirmationState, ConfirmationTargets } from '../shared/shared.const'
+import { MessageHandlerService } from '../shared/message-handler/message-handler.service';
 
 import { SessionService } from '../shared/session.service';
 
@@ -37,7 +36,7 @@ export class UserComponent implements OnInit, OnDestroy {
     private userService: UserService,
     private translate: TranslateService,
     private deletionDialogService: ConfirmationDialogService,
-    private msgService: MessageService,
+    private msgHandler: MessageHandlerService,
     private session: SessionService) {
     this.deletionSubscription = deletionDialogService.confirmationConfirm$.subscribe(confirmed => {
       if (confirmed &&
@@ -50,8 +49,8 @@ export class UserComponent implements OnInit, OnDestroy {
 
   private isMySelf(uid: number): boolean {
     let currentUser = this.session.getCurrentUser();
-    if(currentUser){
-      if(currentUser.user_id === uid ){
+    if (currentUser) {
+      if (currentUser.user_id === uid) {
         return true;
       }
     }
@@ -115,7 +114,7 @@ export class UserComponent implements OnInit, OnDestroy {
       return;
     }
 
-    if(this.isMySelf(user.user_id)){
+    if (this.isMySelf(user.user_id)) {
       return;
     }
 
@@ -136,9 +135,7 @@ export class UserComponent implements OnInit, OnDestroy {
         user.has_admin_role = updatedUser.has_admin_role;
       })
       .catch(error => {
-        if (!accessErrorHandler(error, this.msgService)) {
-          this.msgService.announceMessage(500, errorHandler(error), AlertType.DANGER);
-        }
+        this.msgHandler.handleError(error);
       })
   }
 
@@ -148,7 +145,7 @@ export class UserComponent implements OnInit, OnDestroy {
       return;
     }
 
-    if(this.isMySelf(user.user_id)){
+    if (this.isMySelf(user.user_id)) {
       return; //Double confirm
     }
 
@@ -170,13 +167,11 @@ export class UserComponent implements OnInit, OnDestroy {
         //and then view refreshed
         this.originalUsers.then(users => {
           this.users = users.filter(u => u.user_id != user.user_id);
-          this.msgService.announceMessage(500, "USER.DELETE_SUCCESS", AlertType.SUCCESS);
+          this.msgHandler.showSuccess("USER.DELETE_SUCCESS");
         });
       })
       .catch(error => {
-        if (!accessErrorHandler(error, this.msgService)) {
-          this.msgService.announceMessage(500, errorHandler(error), AlertType.DANGER);
-        }
+        this.msgHandler.handleError(error);
       });
   }
 
@@ -194,9 +189,7 @@ export class UserComponent implements OnInit, OnDestroy {
       })
       .catch(error => {
         this.onGoing = false;
-        if (!accessErrorHandler(error, this.msgService)) {
-          this.msgService.announceMessage(500, errorHandler(error), AlertType.DANGER);
-        }
+        this.msgHandler.handleError(error);
       });
   }
 
diff --git a/src/ui_ng/src/i18n/lang/en-lang.json b/src/ui_ng/src/i18n/lang/en-lang.json
index 426d0febb..9bbabfb7a 100644
--- a/src/ui_ng/src/i18n/lang/en-lang.json
+++ b/src/ui_ng/src/i18n/lang/en-lang.json
@@ -413,7 +413,11 @@
         "BACK": "Back"
     },
     "UNKNOWN_ERROR": "Unknown errors have occurred. Please try again later",
-    "UNAUTHORIZED_ERROR": "Your session is invalid or has expired. You need to sign in to continue the operation",
-    "FORBIDDEN_ERROR": "You are not allowed to perform this operation",
-    "GENERAL_ERROR": "Errors have occurred when performing service call: {{param}}"
+    "UNAUTHORIZED_ERROR": "Your session is invalid or has expired. You need to sign in to continue your action",
+    "FORBIDDEN_ERROR": "You do not have the proper privileges to perform the action",
+    "GENERAL_ERROR": "Errors have occurred when performing service call: {{param}}",
+    "BAD_REQUEST_ERROR": "We are unable to perform your action because of a bad request",
+    "NOT_FOUND_ERROR": "Your request can not be completed because the object does not exist",
+    "CONFLICT_ERROR": "We are unable to perform your action because your submission has conflicts",
+    "SERVER_ERROR": "We are unable to perform your action because internal server errors have occurred"
 }
\ No newline at end of file
diff --git a/src/ui_ng/src/i18n/lang/zh-lang.json b/src/ui_ng/src/i18n/lang/zh-lang.json
index ef3370752..e86c0c214 100644
--- a/src/ui_ng/src/i18n/lang/zh-lang.json
+++ b/src/ui_ng/src/i18n/lang/zh-lang.json
@@ -415,5 +415,9 @@
     "UNKNOWN_ERROR": "发生未知错误,请稍后再试",
     "UNAUTHORIZED_ERROR": "会话无效或者已经过期, 请重新登录以继续",
     "FORBIDDEN_ERROR": "当前操作被禁止，请确认你有合法的权限",
-    "GENERAL_ERROR": "调用后台服务时出现错误: {{param}}"
+    "GENERAL_ERROR": "调用后台服务时出现错误: {{param}}",
+    "BAD_REQUEST_ERROR": "错误请求导致无法完成操作",
+    "NOT_FOUND_ERROR": "对象不存在故无法完成你的请求",
+    "CONFLICT_ERROR": "你的提交包含冲突故操作无法完成",
+    "SERVER_ERROR": "服务器出现内部错误，请求无法完成"
 }
\ No newline at end of file