diff --git a/routers/api/v1/repo/cloudbrain.go b/routers/api/v1/repo/cloudbrain.go
index 7cbb3bc47..b6bec9faf 100755
--- a/routers/api/v1/repo/cloudbrain.go
+++ b/routers/api/v1/repo/cloudbrain.go
@@ -463,9 +463,10 @@ func getLogFromModelDir(jobName string, startLine int, endLine int) map[string]i
 			defer reader.Close()
 			if err == nil {
 				r := bufio.NewReader(reader)
-				for i := 0; i <= endLine; i++ {
+				for i := 0; i < endLine; i++ {
 					line, error := r.ReadString('\n')
 					log.Info("line=" + line)
+					fileEndLine = i
 					if error == io.EOF {
 						log.Info("read file completed.")
 						break
@@ -474,7 +475,6 @@ func getLogFromModelDir(jobName string, startLine int, endLine int) map[string]i
 						log.Info("read file error." + error.Error())
 						break
 					}
-					fileEndLine = i
 					if error == nil {
 						if i >= startLine {
 							re = re + line