diff --git a/backend-node/src/controllers/YardLayoutController.ts b/backend-node/src/controllers/YardLayoutController.ts
index 652f74a2..c6a58759 100644
--- a/backend-node/src/controllers/YardLayoutController.ts
+++ b/backend-node/src/controllers/YardLayoutController.ts
@@ -146,18 +146,14 @@ export class YardLayoutController {
     }
   }
 
-  // 야드에 자재 배치 추가
+  // 야드에 자재 배치 추가 (빈 요소 또는 설정된 요소)
   async addMaterialPlacement(req: Request, res: Response) {
     try {
       const { id } = req.params;
       const placementData = req.body;
 
-      if (!placementData.external_material_id || !placementData.material_code) {
-        return res.status(400).json({
-          success: false,
-          message: "자재 정보가 필요합니다.",
-        });
-      }
+      // 데이터 바인딩 재설계 후 material_code와 external_material_id는 선택사항
+      // 빈 요소를 추가할 수 있어야 함
 
       const placement = await YardLayoutService.addMaterialPlacement(
         parseInt(id),
diff --git a/frontend/components/admin/dashboard/widgets/yard-3d/YardEditor.tsx b/frontend/components/admin/dashboard/widgets/yard-3d/YardEditor.tsx
index 182339e4..2b52d113 100644
--- a/frontend/components/admin/dashboard/widgets/yard-3d/YardEditor.tsx
+++ b/frontend/components/admin/dashboard/widgets/yard-3d/YardEditor.tsx
@@ -70,16 +70,22 @@ export default function YardEditor({ layout, onBack }: YardEditorProps) {
         color: "#9ca3af", // 회색 (미설정 상태)
       };
 
+      console.log("요소 추가 요청:", { layoutId: layout.id, data: newPlacementData });
       const response = await yardLayoutApi.addMaterialPlacement(layout.id, newPlacementData);
+      console.log("요소 추가 응답:", response);
+
       if (response.success) {
         const newPlacement = response.data as YardPlacement;
         setPlacements((prev) => [...prev, newPlacement]);
         setSelectedPlacement(newPlacement);
         setShowConfigPanel(true); // 자동으로 설정 패널 표시
+      } else {
+        console.error("요소 추가 실패 (응답):", response);
+        setError(response.message || "요소 추가에 실패했습니다.");
       }
     } catch (error) {
-      console.error("요소 추가 실패:", error);
-      setError("요소 추가에 실패했습니다.");
+      console.error("요소 추가 실패 (예외):", error);
+      setError(`요소 추가에 실패했습니다: ${error instanceof Error ? error.message : String(error)}`);
     }
   };