diff --git a/BitgetApi/IndicatorConditionSetup/IndicatorProcess.cs b/BitgetApi/IndicatorConditionSetup/IndicatorProcess.cs
index 27df97d..a7ed31a 100644
--- a/BitgetApi/IndicatorConditionSetup/IndicatorProcess.cs
+++ b/BitgetApi/IndicatorConditionSetup/IndicatorProcess.cs
@@ -101,15 +101,17 @@ namespace BitgetAPI.IndicatorConditionSetup
                     }
 
                     var findedMarket = commonProperty.candleDataLists.Find(i => i.ConGoodsData.MarketName == item.MarketName);
-                    var lastCandleData = findedMarket.candleDataList[item.MCandleTimeType].OrderBy(i => i.Argument).ToList().Last();
-
-                    if (lastCandleData.IchimokData != null)
-                    {
-                        if (checked구름떼하향돌파 || 영호조건식_하향돌파)
+                    var candleDataList = findedMarket.candleDataList[item.MCandleTimeType].OrderBy(i => i.Argument).ToList();
+                    if(candleDataList != null && candleDataList.Count > 0) {
+                        var lastCandleData = candleDataList.Last();
+                        if (lastCandleData.IchimokData != null)
                         {
-                            item.Price = lastCandleData.Close;
-                            item.Rate = (lastCandleData.Close / lastCandleData.Open) * 100 - 100;
-                            item.IndicatorRate = (lastCandleData.Close / item.IndicatorPrice) * 100 - 100;
+                            if (checked구름떼하향돌파 || 영호조건식_하향돌파)
+                            {
+                                item.Price = lastCandleData.Close;
+                                item.Rate = (lastCandleData.Close / lastCandleData.Open) * 100 - 100;
+                                item.IndicatorRate = (lastCandleData.Close / item.IndicatorPrice) * 100 - 100;
+                            }
                         }
                     }
                 }