diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.html b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.html
index 472b97b0..b01b9f76 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.html
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.html
@@ -1,4 +1,4 @@
-<div *ngIf="showTitle">
+<div *ngIf="isMain">
   <div class="current-head">
     <h3>{{ 'organization.chart' | translate }}</h3>
   </div>
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.ts
index d4a247ad..18340d9a 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/organization.component.ts
@@ -93,7 +93,7 @@ export class OrganizationComponent
   orgUserContextMenuPosition = { x: '0px', y: '0px' };
 
   @Input()
-  showTitle = true;
+  isMain = true;
   @Input()
   /** 사용자 선택용으로 사용시 true 로 유입 */
   isUserSelect = false;
@@ -651,7 +651,11 @@ export class OrganizationComponent
     event.preventDefault();
     event.stopPropagation();
 
-    if (!this.loginRes || userInfo.seq === this.loginRes.userSeq) {
+    if (
+      !this.isMain ||
+      !this.loginRes ||
+      userInfo.seq === this.loginRes.userSeq
+    ) {
       return;
     }
 
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.html b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.html
index 560a5ac1..39ccb89a 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.html
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/create-chat.dialog.component.html
@@ -175,7 +175,7 @@
             <div fxFlexFill>
               <div class="mat-tab-frame dialog-tab-orglist">
                 <app-layout-chat-left-sidenav-organization
-                  [showTitle]="false"
+                  [isMain]="false"
                   [selectedUserList]="selectedUserList"
                   [ignoreUserList]="data.curRoomUser"
                   [isUserSelect]="true"
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/event/effects.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/event/effects.ts
index 3c969092..aeadcdb2 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/event/effects.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/event/effects.ts
@@ -865,7 +865,7 @@ export class Effects {
             userSeq: loginResInfo.userSeq,
             deviceType: environmentsInfo.deviceType,
             token: loginResInfo.tokenString,
-            content: action.req.sentMessage,
+            content: action.req.sentMessage.replace(/"/g, '\\"'),
             roomSeq: action.req.roomSeq
           };
 
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/room/effects.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/room/effects.ts
index 8feefb54..bc208a8a 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/room/effects.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/room/effects.ts
@@ -273,7 +273,10 @@ export class Effects {
             })
             .pipe(
               map((res: InviteResponse) => {
-                // return inviteSuccess(res);
+                // Sync
+                this.store.dispatch(inviteSuccess(res));
+
+                // RoomInfo
                 const loginInfo = this.sessionStorageService.get<LoginInfo>(
                   KEY_LOGIN_INFO
                 );
diff --git a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/effects.ts b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/effects.ts
index 4b300784..d4a27c30 100644
--- a/projects/ucap-webmessenger-app/src/app/store/messenger/sync/effects.ts
+++ b/projects/ucap-webmessenger-app/src/app/store/messenger/sync/effects.ts
@@ -223,29 +223,42 @@ export class Effects {
                 case SSVC_TYPE_SYNC_ROOM_USER:
                   {
                     const roomUserData = res as RoomUserData;
-                    if (!roomUserInfoMap[roomUserData.roomSeq]) {
-                      roomUserInfoMap[roomUserData.roomSeq] = {
-                        userInfoList: [],
-                        userInfoShortList: []
-                      };
+                    if (
+                      roomList.length > 0 &&
+                      roomList.filter(r => r.roomSeq === roomUserData.roomSeq)
+                        .length > 0
+                    ) {
+                      if (!roomUserInfoMap[roomUserData.roomSeq]) {
+                        roomUserInfoMap[roomUserData.roomSeq] = {
+                          userInfoList: [],
+                          userInfoShortList: []
+                        };
+                      }
+                      roomUserInfoMap[
+                        roomUserData.roomSeq
+                      ].userInfoShortList.push(...roomUserData.userInfos);
                     }
-                    roomUserInfoMap[
-                      roomUserData.roomSeq
-                    ].userInfoShortList.push(...roomUserData.userInfos);
                   }
                   break;
                 case SSVC_TYPE_SYNC_ROOM_USER2:
                   {
                     const roomUserDetailData = res as RoomUserDetailData;
-                    if (!roomUserInfoMap[roomUserDetailData.roomSeq]) {
-                      roomUserInfoMap[roomUserDetailData.roomSeq] = {
-                        userInfoList: [],
-                        userInfoShortList: []
-                      };
+                    if (
+                      roomList.length > 0 &&
+                      roomList.filter(
+                        r => r.roomSeq === roomUserDetailData.roomSeq
+                      ).length > 0
+                    ) {
+                      if (!roomUserInfoMap[roomUserDetailData.roomSeq]) {
+                        roomUserInfoMap[roomUserDetailData.roomSeq] = {
+                          userInfoList: [],
+                          userInfoShortList: []
+                        };
+                      }
+                      roomUserInfoMap[
+                        roomUserDetailData.roomSeq
+                      ].userInfoList.push(...roomUserDetailData.userInfos);
                     }
-                    roomUserInfoMap[
-                      roomUserDetailData.roomSeq
-                    ].userInfoList.push(...roomUserDetailData.userInfos);
                   }
                   break;
                 case SSVC_TYPE_SYNC_ROOM_RES:
diff --git a/projects/ucap-webmessenger-ui-chat/src/lib/components/message-box/mass.component.html b/projects/ucap-webmessenger-ui-chat/src/lib/components/message-box/mass.component.html
index 5422db79..6d5ff6b1 100644
--- a/projects/ucap-webmessenger-ui-chat/src/lib/components/message-box/mass.component.html
+++ b/projects/ucap-webmessenger-ui-chat/src/lib/components/message-box/mass.component.html
@@ -1,7 +1,7 @@
 <div class="bubble-main">
   <span
     class="content"
-    [innerHTML]="content | linefeedtohtml | ucapSafeHtml | linky"
+    [innerHTML]="content | ucapSafeHtml | linefeedtohtml | linky"
   ></span>
   <span>
     {{ message.sendDate | ucapDate: 'YYYY.MM.DD a hh:mm' }}
diff --git a/projects/ucap-webmessenger-ui-chat/src/lib/components/message-box/sticker.component.html b/projects/ucap-webmessenger-ui-chat/src/lib/components/message-box/sticker.component.html
index 4add2d59..1a653b7b 100644
--- a/projects/ucap-webmessenger-ui-chat/src/lib/components/message-box/sticker.component.html
+++ b/projects/ucap-webmessenger-ui-chat/src/lib/components/message-box/sticker.component.html
@@ -8,7 +8,7 @@
     </li>
     <li
       *ngIf="contents"
-      [innerHTML]="contents | linefeedtohtml | ucapSafeHtml | linky"
+      [innerHTML]="contents | ucapSafeHtml | linefeedtohtml | linky"
     ></li>
   </ul>
 </div>