diff --git a/adaptor/PCM-CORE/api/internal/logic/core/jobtotallogic.go b/adaptor/PCM-CORE/api/internal/logic/core/jobtotallogic.go
index 12055e15..f3e4f4d3 100644
--- a/adaptor/PCM-CORE/api/internal/logic/core/jobtotallogic.go
+++ b/adaptor/PCM-CORE/api/internal/logic/core/jobtotallogic.go
@@ -61,13 +61,16 @@ func (l *JobTotalLogic) JobTotal() (resp *types.JobTotalResp, err error) {
 	json.Unmarshal(jobBytes, jobs)
 
 	for _, job := range jobs.OtJobs {
-		resp.TrainJobs = append(resp.TrainJobs, types.TrainJob{
+		trainJob := types.TrainJob{
 			Name:          job.Name,
 			Status:        job.Status,
-			ServiceName:   job.Tasks[0].CenterName[0],
 			Strategy:      0,
 			SynergyStatus: "未协同",
-		})
+		}
+		if job.Tasks[0].CenterName != nil {
+			trainJob.ServiceName = job.Tasks[0].CenterName[0]
+		}
+		resp.TrainJobs = append(resp.TrainJobs, trainJob)
 	}
 
 	var tasks []model.Task