diff --git a/src/controllers/ProfileController.ts b/src/controllers/ProfileController.ts
index dd9f8090..650bd4f5 100644
--- a/src/controllers/ProfileController.ts
+++ b/src/controllers/ProfileController.ts
@@ -1075,8 +1075,7 @@ export class ProfileController extends Controller {
       discipline_raw.length > 0
         ? discipline_raw.slice(-2).map((item) => ({
             disciplineYear:
-              Extension.ToThaiNumber(new Date(item.refCommandDate).getFullYear().toString()) ??
-              null,
+            item.refCommandDate?Extension.ToThaiNumber(new Date(item.refCommandDate).getFullYear().toString()):null,
             disciplineDetail: item.detail ?? null,
             refNo: Extension.ToThaiNumber(item.refCommandNo) ?? null,
           }))