diff --git a/modules/extent.go b/modules/extent.go
index 47ce6b3..0b20a90 100644
--- a/modules/extent.go
+++ b/modules/extent.go
@@ -416,7 +416,7 @@ func MakeMaX(cr *core.Core, cl *core.Candle, count int) (error, int) {
 	}
 	avgLast := amountLast / ct
 	if float64(ct) < float64(count) {
-		err := errors.New("no enough source to calculate maX, setName: " + setName)
+		err := errors.New("no enough source to calculate maX, setName: " + setName + " ct: " + ToString(ct) + "count: " + ToString(count))
 		return err, int(float64(count) - ct)
 		// fmt.Println("makeMax err: 没有足够的数据进行计算ma", "candle:", cl, "counts:", count, "ct:", ct, "avgLast: ")
 	} else {