diff --git a/frontend/components/screen/CreateScreenModal.tsx b/frontend/components/screen/CreateScreenModal.tsx
index e26a86d7..05f3eab9 100644
--- a/frontend/components/screen/CreateScreenModal.tsx
+++ b/frontend/components/screen/CreateScreenModal.tsx
@@ -265,8 +265,10 @@ export default function CreateScreenModal({ open, onOpenChange, onCreated }: Cre
       setSelectedRestApiId(null);
       setRestApiEndpoint("");
       setRestApiJsonPath("data");
-    } catch (e) {
-      // 필요 시 토스트 추가 가능
+    } catch (e: any) {
+      console.error("화면 생성 실패:", e);
+      const errorMessage = e?.response?.data?.message || e?.message || "화면 생성에 실패했습니다.";
+      alert(errorMessage);
     } finally {
       setSubmitting(false);
     }