diff --git a/popcorn/Assets/MyGame/Scenes/Main/Scripts/KitchenManager.cs b/popcorn/Assets/MyGame/Scenes/Main/Scripts/KitchenManager.cs
index feb87ce2..d55bb73d 100644
--- a/popcorn/Assets/MyGame/Scenes/Main/Scripts/KitchenManager.cs
+++ b/popcorn/Assets/MyGame/Scenes/Main/Scripts/KitchenManager.cs
@@ -325,9 +325,24 @@ public class KitchenManager : MonoBehaviour
         else if (achieved || gameData.OrderIdInProgress == gameData.CancelOrderId && gameData.CancelOrderId > 0)
         {
             // 達成済みか、キャンセルされた場合次のIDを設定
+            // 未達成のオーダー
             var orderList = nextOrderList.Where(data => !gameData.DeliveredOrder.Contains(data.id)).ToList();
-            var nextIndex = orderList.FindIndex(data => data.id > gameData.OrderIdInProgress);
-            nextOrderId = orderList[Mathf.Max(0, nextIndex)].id;
+            
+            if (orderList.Count > 0)
+            {
+                var nextIndex = orderList.FindIndex(data => data.id > gameData.OrderIdInProgress);
+                nextOrderId = orderList[Mathf.Max(0, nextIndex)].id;
+            }
+            else
+            {
+#if UNITY_EDITOR
+                // オーダーリストがすべて達成済みの場合エラー
+                Debug.LogError($"店舗レベル{nextOrderLevel}に受けられるオーダーがありませんデータを確認してください\n" +
+                               $"maxOrder:{nextOrderList[0].maxOrder}\n" +
+                               $"delivered:{gameData.DeliveredOrder.Aggregate(string.Empty, (s, data) => $"{s}, {data}")}\n" +
+                               $"orderList:{nextOrderList.Aggregate(string.Empty, (s, data) => $"{s}, {data.id}")}");
+#endif
+            }
         }
 
         if (gameData.OrderIdInProgress == nextOrderId)