diff --git a/scalib/build.bat b/scalib/build.bat
index 09e88ce..6466fab 100644
--- a/scalib/build.bat
+++ b/scalib/build.bat
@@ -1,5 +1,7 @@
+@echo off
 color 87
 set GOOS=linux
 set GOARCH=amd64
 set CGO_ENABLED=0
-go build -o scalib main.go
\ No newline at end of file
+go build -o scalib main.go
+echo scalib build success
\ No newline at end of file
diff --git a/scalib/main.go b/scalib/main.go
index 24a484e..444bb0d 100644
--- a/scalib/main.go
+++ b/scalib/main.go
@@ -122,6 +122,7 @@ func transferFile(c *UpFileClient, curPath string, uploadPath string) error {
 
 	fmt.Printf("开始发送文件: %s (大小: %d bytes)\n", fileName, fileInfo.Size())
 
+	var scReply bool
 	for {
 		n, err := reader.Read(buffer)
 		if err != nil {
@@ -137,9 +138,9 @@ func transferFile(c *UpFileClient, curPath string, uploadPath string) error {
 			FileName: fileName,
 			Offset:   offset,
 			IsLast:   isLast,
-		}, &reply)
+		}, &scReply)
 
-		if err != nil || reply != "true" {
+		if err != nil || !scReply {
 			panic("发送文件块失败: " + err.Error())
 		}