diff --git a/src/job_manager.go b/src/job_manager.go
index a93f750..458008c 100644
--- a/src/job_manager.go
+++ b/src/job_manager.go
@@ -8,6 +8,7 @@ import (
 	"encoding/json"
 	"strconv"
 	log "github.com/sirupsen/logrus"
+	"reflect"
 )
 
 type JobManager struct {
@@ -169,8 +170,8 @@ func (jm *JobManager) start() {
 				InstanceJobHistoryLogger().submitTaskStatus(jm.job.Name, res.Status[i])
 			} else {
 				log.Info(jm.job.Name, "-", i, " ", res.Status[i].Status)
-
 				log.Info(res.Status[i].State["ExitCode"])
+				log.Info(reflect.TypeOf(res.Status[i].State["ExitCode"]))
 				if exitCode, ok := res.Status[i].State["ExitCode"].(int); ok {
 					if exitCode != 0 {
 						log.Warn(jm.job.Name+"-"+jm.job.Tasks[i].Name+" exited unexpected, exitCode=", exitCode)