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 b01b9f76..cb2ee477 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
@@ -74,7 +74,7 @@
           [userInfo]="userInfo"
           [sessionVerinfo]="sessionVerinfo"
           [selectedUserList]="selectedUserList"
-          [checkable]="userInfo.seq !== loginRes.userSeq"
+          [checkable]="!!loginRes && userInfo.seq !== loginRes.userSeq"
           [checkDisabled]="!getCheckableUser(userInfo)"
           [isChecked]="getCheckedUser(userInfo)"
           (checkUser)="onCheckUser($event)"