diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/message/message-write.dialog.component.html b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/message/message-write.dialog.component.html
index 4c7f704a..d3a26a22 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/message/message-write.dialog.component.html
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/message/message-write.dialog.component.html
@@ -10,7 +10,7 @@
       [isModify]="isModify"
       [detail]="data.detail"
       [detailContents]="data.detailContents"
-      [curReceiverList]="data.receiverList"
+      [curReceiverList]="curReceiverList"
       [fileAllowSize]="fileAllowSize"
       (send)="onSend($event)"
       (selectReceiver)="onSelectReceiver($event)"
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/message/message-write.dialog.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/message/message-write.dialog.component.ts
index 14acd2ef..c388fa50 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/message/message-write.dialog.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/message/message-write.dialog.component.ts
@@ -7,10 +7,14 @@ import {
   DetailResponse,
   DetailContent,
   MessageApiService,
-  MessageType
+  MessageType,
+  DetailReceiver
 } from '@ucap-webmessenger/api-message';
 
-import { LoginResponse } from '@ucap-webmessenger/protocol-authentication';
+import {
+  LoginResponse,
+  RoleCode
+} from '@ucap-webmessenger/protocol-authentication';
 import { NGXLogger } from 'ngx-logger';
 import {
   WriteComponent as UCapMessageWriteComponent,
@@ -34,6 +38,7 @@ import { TranslateService } from '@ngx-translate/core';
 import { VersionInfo2Response } from '@ucap-webmessenger/api-public';
 import { SessionStorageService } from '@ucap-webmessenger/web-storage';
 import { environment } from '../../../../../environments/environment';
+import { EmployeeType } from '@ucap-webmessenger/protocol-room';
 
 export interface MessageWriteDialogData {
   loginRes: LoginResponse;
@@ -62,6 +67,8 @@ export class MessageWriteDialogComponent implements OnInit {
   @ViewChild('messageWrite', { static: true })
   messageWrite: UCapMessageWriteComponent;
 
+  curReceiverList: (UserInfo | UserInfoSS)[];
+
   sessionVerInfo: VersionInfo2Response;
 
   fileAllowSize: number;
@@ -94,6 +101,11 @@ export class MessageWriteDialogComponent implements OnInit {
 
     if (!!this.data.detail && !!this.data.detail.msgInfo) {
       this.isModify = true;
+      this.curReceiverList = this.data.detail.recvList.map(recvInfo =>
+        this.convertDetailReceivertoUserInfo(recvInfo)
+      );
+    } else {
+      this.curReceiverList = this.data.receiverList;
     }
   }
 
@@ -112,12 +124,14 @@ export class MessageWriteDialogComponent implements OnInit {
     });
 
     if (!!result && !!result.choice && result.choice) {
-      while (receiverList.length) {
-        receiverList.pop();
-      }
+      // while (receiverList.length) {
+      //   receiverList.pop();
+      // }
+      const selectedUserList: UserInfo[] = [];
       result.selectedUserList.forEach(v => {
-        receiverList.push(v as UserInfo);
+        selectedUserList.push(v as UserInfo);
       });
+      this.curReceiverList = selectedUserList;
     }
   }
 
@@ -220,4 +234,40 @@ export class MessageWriteDialogComponent implements OnInit {
   getBtnValid() {
     return true;
   }
+
+  private convertDetailReceivertoUserInfo(base: DetailReceiver): UserInfo {
+    return {
+      seq: base.userSeq,
+      name: base.userName,
+      profileImageFile: '',
+      grade: '',
+      intro: '',
+      companyCode: '',
+      hpNumber: '',
+      lineNumber: '',
+      email: '',
+      isMobile: false,
+      deptName: '',
+      isFavorit: false,
+      isBuddy: false,
+      isActive: false,
+      roleCd: RoleCode.Self,
+      employeeNum: '',
+      madn: '',
+      hardSadn: '',
+      fmcSadn: '',
+      nameEn: '',
+      nameCn: '',
+      gradeEn: '',
+      gradeCn: '',
+      deptNameEn: '',
+      deptNameCn: '',
+      isPrivacyAgree: false,
+      isValidLogin: false,
+      employeeType: EmployeeType.Regular,
+      nickName: '',
+
+      order: ''
+    };
+  }
 }
diff --git a/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.html b/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.html
index 7f5fcd93..88c1259b 100644
--- a/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.html
+++ b/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.html
@@ -13,7 +13,7 @@
           }}</span>
         </button>
         <span
-          *ngIf="receiverList.length > 0"
+          *ngIf="!!receiverList && receiverList.length > 0"
           class="receiver-sum text-accent-color"
         >
           {{
diff --git a/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.ts b/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.ts
index 06836207..a5eeabe3 100644
--- a/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.ts
+++ b/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.ts
@@ -79,7 +79,11 @@ export interface MessageModify extends Message {
 })
 export class WriteComponent implements OnInit, OnDestroy, AfterViewInit {
   @Input()
-  curReceiverList: UserInfo[] = [];
+  set curReceiverList(userInfoList: UserInfo[]) {
+    if (!!userInfoList && userInfoList.length > 0) {
+      this.receiverList = userInfoList;
+    }
+  }
   @Input()
   detail?: DetailResponse;
   @Input()
@@ -122,14 +126,6 @@ export class WriteComponent implements OnInit, OnDestroy, AfterViewInit {
       title: ['', []]
     });
 
-    if (!!this.curReceiverList && this.curReceiverList.length > 0) {
-      this.receiverList = this.curReceiverList;
-    } else if (!!this.detail && this.detail.recvList.length > 0) {
-      this.receiverList = this.detail.recvList.map(recvInfo =>
-        this.convertDetailReceivertoUserInfo(recvInfo)
-      );
-    }
-
     if (this.isModify) {
       if (!!this.detail.msgInfo.title) {
         this.messageWriteForm.setValue({ title: this.detail.msgInfo.title });
@@ -563,40 +559,4 @@ export class WriteComponent implements OnInit, OnDestroy, AfterViewInit {
 
     range.insertNode(node);
   }
-
-  private convertDetailReceivertoUserInfo(base: DetailReceiver): UserInfo {
-    return {
-      seq: base.userSeq,
-      name: base.userName,
-      profileImageFile: '',
-      grade: '',
-      intro: '',
-      companyCode: '',
-      hpNumber: '',
-      lineNumber: '',
-      email: '',
-      isMobile: false,
-      deptName: '',
-      isFavorit: false,
-      isBuddy: false,
-      isActive: false,
-      roleCd: RoleCode.Self,
-      employeeNum: '',
-      madn: '',
-      hardSadn: '',
-      fmcSadn: '',
-      nameEn: '',
-      nameCn: '',
-      gradeEn: '',
-      gradeCn: '',
-      deptNameEn: '',
-      deptNameCn: '',
-      isPrivacyAgree: false,
-      isValidLogin: false,
-      employeeType: EmployeeType.Regular,
-      nickName: '',
-
-      order: ''
-    };
-  }
 }