diff --git a/frontend/src/component/project/access-add-user.js b/frontend/src/component/project/access-add-user.tsx
similarity index 99%
rename from frontend/src/component/project/access-add-user.js
rename to frontend/src/component/project/access-add-user.tsx
index 917a8d55d8..e5029160c9 100644
--- a/frontend/src/component/project/access-add-user.js
+++ b/frontend/src/component/project/access-add-user.tsx
@@ -53,7 +53,7 @@ function AddUserComponent({ roles, addUserToRole }) {
 
     const handleSelectUser = (evt, selectedUser) => {
         setOptions([]);
-        if(selectedUser.id) {
+        if (selectedUser?.id) {
             setUser(selectedUser);
         }
     };