diff --git a/routers/repo/modelarts.go b/routers/repo/modelarts.go
index 67925d163..03a439709 100755
--- a/routers/repo/modelarts.go
+++ b/routers/repo/modelarts.go
@@ -329,6 +329,8 @@ func TrainJobNew(ctx *context.Context) {
 	ctx.HTML(200, tplModelArtsTrainJobNew)
 }
 
+//todo: show the error in html
+//todo; param check
 func TrainJobCreate(ctx *context.Context, form auth.CreateModelArtsTrainJobForm) {
 	ctx.Data["PageIsCloudBrain"] = true
 	jobName := form.JobName
@@ -346,6 +348,13 @@ func TrainJobCreate(ctx *context.Context, form auth.CreateModelArtsTrainJobForm)
 	logObsPath := "/" + setting.Bucket + modelarts.JobPath + jobName + modelarts.LogPath
 	dataPath := "/" + setting.Bucket + "/" + setting.BasePath + path.Join(uuid[0:1], uuid[1:2]) + "/" + uuid + "/"
 
+	//param check
+	if err := paramCheckCreateTrainJob(form); err != nil {
+		log.Error("paramCheckCreateTrainJob failed:(%v)", err)
+		ctx.RenderWithErr(err.Error(), tplModelArtsTrainJobNew, &form)
+		return
+	}
+
 	if err := git.Clone(repo.RepoPath(), codeLocalPath, git.CloneRepoOptions{}); err != nil {
 		log.Error("Failed to clone repository: %s (%v)", repo.FullName(), err)
 		ctx.RenderWithErr("Failed to clone repository", tplModelArtsTrainJobNew, &form)
@@ -467,3 +476,17 @@ func obsMkdir(dir string) error {
 
 	return nil
 }
+
+func paramCheckCreateTrainJob(form auth.CreateModelArtsTrainJobForm) error {
+	if !strings.HasSuffix(form.BootFile, ".py") {
+		log.Error("the boot file(%s) must be a python file", form.BootFile)
+		return errors.New("the boot file is not a python file")
+	}
+
+	if form.WorkServerNumber > 25 || form.WorkServerNumber < 1{
+		log.Error("the WorkServerNumber(%d) must be in (1,25)", form.WorkServerNumber)
+		return errors.New("the WorkServerNumber(%d) must be in (1,25)")
+	}
+
+	return nil
+}
diff --git a/templates/repo/modelarts/trainjob/new.tmpl b/templates/repo/modelarts/trainjob/new.tmpl
index d1aec576d..453ab206d 100755
--- a/templates/repo/modelarts/trainjob/new.tmpl
+++ b/templates/repo/modelarts/trainjob/new.tmpl
@@ -98,6 +98,7 @@
 <div class="repository">
     {{template "repo/header" .}}
     <div class="ui container">
+        {{template "base/alert" .}}
         <h4 class="ui top attached header">
             {{.i18n.Tr "repo.modelarts.train_job.new"}}
         </h4>